5402106145 has 4 divisors (see below), whose sum is σ = 6482527380. Its totient is φ = 4321684912.

The previous prime is 5402106121. The next prime is 5402106173. The reversal of 5402106145 is 5416012045.

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

It can be written as a sum of positive squares in 2 ways, for example, as 901440576 + 4500665569 = 30024^2 + 67087^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5402106145 is a prime.

It is a super-2 number, since 2×5402106145² = 58365501603693522050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540210610 + ... + 540210619.

It is an arithmetic number, because the mean of its divisors is an integer number (1620631845).

Almost surely, 2^5402106145 is an apocalyptic number.

It is an amenable number.

5402106145 is a deficient number, since it is larger than the sum of its proper divisors (1080421235).

5402106145 is a wasteful number, since it uses less digits than its factorization.

5402106145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080421234.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 5402106145 is about 73499.0213880430. The cubic root of 5402106145 is about 1754.6387023672.

The spelling of 5402106145 in words is "five billion, four hundred two million, one hundred six thousand, one hundred forty-five".