70351265 has 4 divisors (see below), whose sum is σ = 84421524. Its totient is φ = 56281008.

The previous prime is 70351231. The next prime is 70351277. The reversal of 70351265 is 56215307.

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 19642624 + 50708641 = 4432^2 + 7121^2 .

It is a cyclic number.

It is not a de Polignac number, because 70351265 - 2¹⁴ = 70334881 is a prime.

It is a Duffinian number.

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, 7035122 + ... + 7035131.

It is an arithmetic number, because the mean of its divisors is an integer number (21105381).

Almost surely, 2^70351265 is an apocalyptic number.

It is an amenable number.

70351265 is a deficient number, since it is larger than the sum of its proper divisors (14070259).

70351265 is a wasteful number, since it uses less digits than its factorization.

70351265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14070258.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 70351265 is about 8387.5660951196. The cubic root of 70351265 is about 412.8167435601.

The spelling of 70351265 in words is "seventy million, three hundred fifty-one thousand, two hundred sixty-five".