70544903 has 32 divisors (see below), whose sum is σ = 86822400. Its totient is φ = 56453760.

The previous prime is 70544857. The next prime is 70544911. The reversal of 70544903 is 30944507.

It is not a de Polignac number, because 70544903 - 2¹² = 70540807 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 70544903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70544923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 354398 + ... + 354596.

It is an arithmetic number, because the mean of its divisors is an integer number (2713200).

Almost surely, 2^70544903 is an apocalyptic number.

70544903 is a deficient number, since it is larger than the sum of its proper divisors (16277497).

70544903 is a wasteful number, since it uses less digits than its factorization.

70544903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 70544903 is about 8399.1013209748. The cubic root of 70544903 is about 413.1951484108.

The spelling of 70544903 in words is "seventy million, five hundred forty-four thousand, nine hundred three".