104212251 has 48 divisors (see below), whose sum is σ = 183456000. Its totient is φ = 58281120.

The previous prime is 104212249. The next prime is 104212253. The reversal of 104212251 is 152212401.

It is an interprime number because it is at equal distance from previous prime (104212249) and next prime (104212253).

It is not a de Polignac number, because 104212251 - 2¹ = 104212249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104212253) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33250 + ... + 36248.

It is an arithmetic number, because the mean of its divisors is an integer number (3822000).

Almost surely, 2^104212251 is an apocalyptic number.

104212251 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

104212251 is a deficient number, since it is larger than the sum of its proper divisors (79243749).

104212251 is a wasteful number, since it uses less digits than its factorization.

104212251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3038 (or 3026 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 104212251 is about 10208.4401844748. The cubic root of 104212251 is about 470.5866388313.

Adding to 104212251 its reverse (152212401), we get a palindrome (256424652).

The spelling of 104212251 in words is "one hundred four million, two hundred twelve thousand, two hundred fifty-one".