880408013 has 4 divisors (see below), whose sum is σ = 910766940. Its totient is φ = 850049088.

The previous prime is 880407989. The next prime is 880408037. The reversal of 880408013 is 310804088.

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

It is an interprime number because it is at equal distance from previous prime (880407989) and next prime (880408037).

It can be written as a sum of positive squares in 2 ways, for example, as 712783204 + 167624809 = 26698^2 + 12947^2 .

It is a cyclic number.

It is not a de Polignac number, because 880408013 - 2¹² = 880403917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (880408043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15179420 + ... + 15179477.

It is an arithmetic number, because the mean of its divisors is an integer number (227691735).

Almost surely, 2^880408013 is an apocalyptic number.

It is an amenable number.

880408013 is a deficient number, since it is larger than the sum of its proper divisors (30358927).

880408013 is a wasteful number, since it uses less digits than its factorization.

880408013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30358926.

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 880408013 is about 29671.6702091406. The cubic root of 880408013 is about 958.4320516798.

The spelling of 880408013 in words is "eight hundred eighty million, four hundred eight thousand, thirteen".