124149553 has 16 divisors (see below), whose sum is σ = 143136000. Its totient is φ = 106494480.

The previous prime is 124149547. The next prime is 124149559. The reversal of 124149553 is 355941421.

It is an interprime number because it is at equal distance from previous prime (124149547) and next prime (124149559).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124149553 is a prime.

It is a super-2 number, since 2×124149553² = 30826223020199618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124149559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58098 + ... + 60196.

It is an arithmetic number, because the mean of its divisors is an integer number (8946000).

Almost surely, 2^124149553 is an apocalyptic number.

It is an amenable number.

124149553 is a deficient number, since it is larger than the sum of its proper divisors (18986447).

124149553 is a wasteful number, since it uses less digits than its factorization.

124149553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412.

The product of its digits is 21600, while the sum is 34.

The square root of 124149553 is about 11142.2418300807. The cubic root of 124149553 is about 498.8634893109.

The spelling of 124149553 in words is "one hundred twenty-four million, one hundred forty-nine thousand, five hundred fifty-three".