104051513 has 4 divisors (see below), whose sum is σ = 105081828. Its totient is φ = 103021200.

The previous prime is 104051491. The next prime is 104051537. The reversal of 104051513 is 315150401.

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 76510009 + 27541504 = 8747^2 + 5248^2 .

It is a cyclic number.

It is not a de Polignac number, because 104051513 - 2⁸ = 104051257 is a prime.

It is a super-4 number, since 4×104051513⁴ (a number of 33 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104051573) 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, 515006 + ... + 515207.

It is an arithmetic number, because the mean of its divisors is an integer number (26270457).

Almost surely, 2^104051513 is an apocalyptic number.

It is an amenable number.

104051513 is a deficient number, since it is larger than the sum of its proper divisors (1030315).

104051513 is a wasteful number, since it uses less digits than its factorization.

104051513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1030314.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 104051513 is about 10200.5643471330. The cubic root of 104051513 is about 470.3445685127.

The spelling of 104051513 in words is "one hundred four million, fifty-one thousand, five hundred thirteen".