4061451631 has 4 divisors (see below), whose sum is σ = 4171220632. Its totient is φ = 3951682632.

The previous prime is 4061451629. The next prime is 4061451637. The reversal of 4061451631 is 1361541604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4061451631 - 2¹ = 4061451629 is a prime.

It is a super-2 number, since 2×4061451631² = 32990778701905120322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4061451593 and 4061451602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4061451637) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54884445 + ... + 54884518.

It is an arithmetic number, because the mean of its divisors is an integer number (1042805158).

Almost surely, 2^4061451631 is an apocalyptic number.

4061451631 is a deficient number, since it is larger than the sum of its proper divisors (109769001).

4061451631 is a wasteful number, since it uses less digits than its factorization.

4061451631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109769000.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 4061451631 is about 63729.5193062053. The cubic root of 4061451631 is about 1595.4888071189.

The spelling of 4061451631 in words is "four billion, sixty-one million, four hundred fifty-one thousand, six hundred thirty-one".