4014521155129 has 3 divisors (see below), whose sum is σ = 4014523158757. Its totient is φ = 4014519151502.

The previous prime is 4014521155079. The next prime is 4014521155153. The reversal of 4014521155129 is 9215511254104.

The square root of 4014521155129 is 2003627.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 4014521155129 - 2²⁷ = 4014386937401 is a prime.

It is a super-2 number, since 2×4014521155129² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4014521155091 and 4014521155100.

It is not an unprimeable number, because it can be changed into a prime (4014521155529) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1001814 + ... + 3005440.

Almost surely, 2^{4014521155129} is an apocalyptic number.

4014521155129 is the 2003627-th square number.

4014521155129 is the 1001814-th centered octagonal number.

It is an amenable number.

4014521155129 is a deficient number, since it is larger than the sum of its proper divisors (2003628).

4014521155129 is an frugal number, since it uses more digits than its factorization.

4014521155129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007254 (or 2003627 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 40.

The spelling of 4014521155129 in words is "four trillion, fourteen billion, five hundred twenty-one million, one hundred fifty-five thousand, one hundred twenty-nine".