700122145 has 4 divisors (see below), whose sum is σ = 840146580. Its totient is φ = 560097712.

The previous prime is 700122133. The next prime is 700122161. The reversal of 700122145 is 541221007.

It is a happy number.

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 448931344 + 251190801 = 21188^2 + 15849^2 .

It is a cyclic number.

It is not a de Polignac number, because 700122145 - 2²⁹ = 163251233 is a prime.

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, 70012210 + ... + 70012219.

It is an arithmetic number, because the mean of its divisors is an integer number (210036645).

Almost surely, 2^700122145 is an apocalyptic number.

It is an amenable number.

700122145 is a deficient number, since it is larger than the sum of its proper divisors (140024435).

700122145 is a wasteful number, since it uses less digits than its factorization.

700122145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140024434.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 700122145 is about 26459.8213334860. The cubic root of 700122145 is about 887.9556430411.

The spelling of 700122145 in words is "seven hundred million, one hundred twenty-two thousand, one hundred forty-five".