70063499 has 4 divisors (see below), whose sum is σ = 76432920. Its totient is φ = 63694080.

The previous prime is 70063489. The next prime is 70063523. The reversal of 70063499 is 99436007.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99436007 = 11 ⋅9039637.

It is a cyclic number.

It is not a de Polignac number, because 70063499 - 2²⁴ = 53286283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70063489) 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, 3184694 + ... + 3184715.

It is an arithmetic number, because the mean of its divisors is an integer number (19108230).

Almost surely, 2^70063499 is an apocalyptic number.

70063499 is a deficient number, since it is larger than the sum of its proper divisors (6369421).

70063499 is a wasteful number, since it uses less digits than its factorization.

70063499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6369420.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 70063499 is about 8370.3941962132. The cubic root of 70063499 is about 412.2531101732.

The spelling of 70063499 in words is "seventy million, sixty-three thousand, four hundred ninety-nine".