1253442124 has 48 divisors (see below), whose sum is σ = 2436134400. Its totient is φ = 559540800.

The previous prime is 1253442083. The next prime is 1253442139. The reversal of 1253442124 is 4212443521.

It is a super-2 number, since 2×1253442124² = 3142234316435262752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1253442092 and 1253442101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 732582 + ... + 734290.

It is an arithmetic number, because the mean of its divisors is an integer number (50752800).

Almost surely, 2^1253442124 is an apocalyptic number.

It is an amenable number.

1253442124 is a deficient number, since it is larger than the sum of its proper divisors (1182692276).

1253442124 is a wasteful number, since it uses less digits than its factorization.

1253442124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2014 (or 2012 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 1253442124 is about 35403.9845780104. The cubic root of 1253442124 is about 1078.2052163170.

Adding to 1253442124 its reverse (4212443521), we get a palindrome (5465885645).

The spelling of 1253442124 in words is "one billion, two hundred fifty-three million, four hundred forty-two thousand, one hundred twenty-four".