104145057 has 6 divisors (see below), whose sum is σ = 150431762. Its totient is φ = 69430032.

The previous prime is 104145049. The next prime is 104145059. The reversal of 104145057 is 750541401.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 60466176 + 43678881 = 7776^2 + 6609^2 .

It is not a de Polignac number, because 104145057 - 2³ = 104145049 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 104145057.

It is not an unprimeable number, because it can be changed into a prime (104145059) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5785828 + ... + 5785845.

Almost surely, 2^104145057 is an apocalyptic number.

It is an amenable number.

104145057 is a deficient number, since it is larger than the sum of its proper divisors (46286705).

104145057 is a wasteful number, since it uses less digits than its factorization.

104145057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11571679 (or 11571676 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 104145057 is about 10205.1485535488. The cubic root of 104145057 is about 470.4854754305.

Adding to 104145057 its reverse (750541401), we get a palindrome (854686458).

It can be divided in two parts, 104 and 145057, that added together give a square (145161 = 381²).

The spelling of 104145057 in words is "one hundred four million, one hundred forty-five thousand, fifty-seven".