124949953 has 2 divisors, whose sum is σ = 124949954. Its totient is φ = 124949952.

The previous prime is 124949941. The next prime is 124950011. The reversal of 124949953 is 359949421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99062209 + 25887744 = 9953^2 + 5088^2 .

It is a cyclic number.

It is not a de Polignac number, because 124949953 - 2⁹ = 124949441 is a prime.

It is a super-2 number, since 2×124949953² = 31224981509404418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124949053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62474976 + 62474977.

It is an arithmetic number, because the mean of its divisors is an integer number (62474977).

Almost surely, 2^124949953 is an apocalyptic number.

It is an amenable number.

124949953 is a deficient number, since it is larger than the sum of its proper divisors (1).

124949953 is an equidigital number, since it uses as much as digits as its factorization.

124949953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 46.

The square root of 124949953 is about 11178.1014935453. The cubic root of 124949953 is about 499.9332617591.

The spelling of 124949953 in words is "one hundred twenty-four million, nine hundred forty-nine thousand, nine hundred fifty-three".