1012500742 has 16 divisors (see below), whose sum is σ = 1668744000. Its totient is φ = 456915240.

The previous prime is 1012500701. The next prime is 1012500761. The reversal of 1012500742 is 2470052101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 162492 + ... + 168607.

It is an arithmetic number, because the mean of its divisors is an integer number (104296500).

Almost surely, 2^1012500742 is an apocalyptic number.

1012500742 is a deficient number, since it is larger than the sum of its proper divisors (656243258).

1012500742 is a wasteful number, since it uses less digits than its factorization.

1012500742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331251.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 1012500742 is about 31819.8168127977. The cubic root of 1012500742 is about 1004.1496704167.

Adding to 1012500742 its reverse (2470052101), we get a palindrome (3482552843).

The spelling of 1012500742 in words is "one billion, twelve million, five hundred thousand, seven hundred forty-two".