124671091 has 2 divisors, whose sum is σ = 124671092. Its totient is φ = 124671090.

The previous prime is 124671083. The next prime is 124671137. The reversal of 124671091 is 190176421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124671091 - 2³ = 124671083 is a prime.

It is a super-2 number, since 2×124671091² = 31085761862260562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124671991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62335545 + 62335546.

It is an arithmetic number, because the mean of its divisors is an integer number (62335546).

Almost surely, 2^124671091 is an apocalyptic number.

124671091 is a deficient number, since it is larger than the sum of its proper divisors (1).

124671091 is an equidigital number, since it uses as much as digits as its factorization.

124671091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 124671091 is about 11165.6209410852. The cubic root of 124671091 is about 499.5610694594.

The spelling of 124671091 in words is "one hundred twenty-four million, six hundred seventy-one thousand, ninety-one".