124617091 has 2 divisors, whose sum is σ = 124617092. Its totient is φ = 124617090.

The previous prime is 124617071. The next prime is 124617107. The reversal of 124617091 is 190716421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124617091 - 2⁷ = 124616963 is a prime.

It is not a weakly prime, because it can be changed into another prime (124617001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62308545 + 62308546.

It is an arithmetic number, because the mean of its divisors is an integer number (62308546).

Almost surely, 2^124617091 is an apocalyptic number.

124617091 is a deficient number, since it is larger than the sum of its proper divisors (1).

124617091 is an equidigital number, since it uses as much as digits as its factorization.

124617091 is an odious number, because the sum of its binary digits is odd.

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

The square root of 124617091 is about 11163.2025422815. The cubic root of 124617091 is about 499.4889324646.

The spelling of 124617091 in words is "one hundred twenty-four million, six hundred seventeen thousand, ninety-one".