1142562674 has 16 divisors (see below), whose sum is σ = 1950937920. Its totient is φ = 496766160.

The previous prime is 1142562661. The next prime is 1142562689. The reversal of 1142562674 is 4762652411.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1128509 + ... + 1129520.

It is an arithmetic number, because the mean of its divisors is an integer number (121933620).

Almost surely, 2^1142562674 is an apocalyptic number.

1142562674 is a deficient number, since it is larger than the sum of its proper divisors (808375246).

1142562674 is a wasteful number, since it uses less digits than its factorization.

1142562674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258065.

The product of its digits is 80640, while the sum is 38.

The square root of 1142562674 is about 33801.8146554294. The cubic root of 1142562674 is about 1045.4261134718.

The spelling of 1142562674 in words is "one billion, one hundred forty-two million, five hundred sixty-two thousand, six hundred seventy-four".