104949121 has 2 divisors, whose sum is σ = 104949122. Its totient is φ = 104949120.

The previous prime is 104949113. The next prime is 104949133. The reversal of 104949121 is 121949401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98724096 + 6225025 = 9936^2 + 2495^2 .

It is a cyclic number.

It is not a de Polignac number, because 104949121 - 2³ = 104949113 is a prime.

It is a super-2 number, since 2×104949121² = 22028635997345282, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104949151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52474560 + 52474561.

It is an arithmetic number, because the mean of its divisors is an integer number (52474561).

Almost surely, 2^104949121 is an apocalyptic number.

It is an amenable number.

104949121 is a deficient number, since it is larger than the sum of its proper divisors (1).

104949121 is an equidigital number, since it uses as much as digits as its factorization.

104949121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 104949121 is about 10244.4678241478. The cubic root of 104949121 is about 471.6931852277.

The spelling of 104949121 in words is "one hundred four million, nine hundred forty-nine thousand, one hundred twenty-one".