203134542524 has 6 divisors (see below), whose sum is σ = 355485449424. Its totient is φ = 101567271260.

The previous prime is 203134542503. The next prime is 203134542539. The reversal of 203134542524 is 425245431302.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25391817812 + ... + 25391817819.

It is an arithmetic number, because the mean of its divisors is an integer number (59247574904).

Almost surely, 2^203134542524 is an apocalyptic number.

It is an amenable number.

203134542524 is a deficient number, since it is larger than the sum of its proper divisors (152350906900).

203134542524 is a wasteful number, since it uses less digits than its factorization.

203134542524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50783635635 (or 50783635633 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 203134542524 its reverse (425245431302), we get a palindrome (628379973826).

The spelling of 203134542524 in words is "two hundred three billion, one hundred thirty-four million, five hundred forty-two thousand, five hundred twenty-four".