104502251 has 6 divisors (see below), whose sum is σ = 121563900. Its totient is φ = 89573316.

The previous prime is 104502239. The next prime is 104502253. The reversal of 104502251 is 152205401.

It is not a de Polignac number, because 104502251 - 2⁶ = 104502187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104502253) 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, 1066301 + ... + 1066398.

It is an arithmetic number, because the mean of its divisors is an integer number (20260650).

Almost surely, 2^104502251 is an apocalyptic number.

104502251 is a deficient number, since it is larger than the sum of its proper divisors (17061649).

104502251 is an equidigital number, since it uses as much as digits as its factorization.

104502251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132713 (or 2132706 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 104502251 is about 10222.6342495464. The cubic root of 104502251 is about 471.0227479273.

Adding to 104502251 its reverse (152205401), we get a palindrome (256707652).

The spelling of 104502251 in words is "one hundred four million, five hundred two thousand, two hundred fifty-one".