124542102 has 32 divisors (see below), whose sum is σ = 275208192. Its totient is φ = 37372544.

The previous prime is 124542091. The next prime is 124542107. The reversal of 124542102 is 201245421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124542107) 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, 24198 + ... + 28889.

It is an arithmetic number, because the mean of its divisors is an integer number (8600256).

Almost surely, 2^124542102 is an apocalyptic number.

124542102 is an abundant number, since it is smaller than the sum of its proper divisors (150666090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124542102 is a wasteful number, since it uses less digits than its factorization.

124542102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53132.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 124542102 is about 11159.8432784695. The cubic root of 124542102 is about 499.3887223171.

Adding to 124542102 its reverse (201245421), we get a palindrome (325787523).

The spelling of 124542102 in words is "one hundred twenty-four million, five hundred forty-two thousand, one hundred two".