1142238598 has 8 divisors (see below), whose sum is σ = 1755147240. Its totient is φ = 557189520.

The previous prime is 1142238571. The next prime is 1142238607. The reversal of 1142238598 is 8958322411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1142238598² = 2609418029522011208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6964788 + ... + 6964951.

It is an arithmetic number, because the mean of its divisors is an integer number (219393405).

Almost surely, 2^1142238598 is an apocalyptic number.

1142238598 is a deficient number, since it is larger than the sum of its proper divisors (612908642).

1142238598 is a wasteful number, since it uses less digits than its factorization.

1142238598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13929782.

The product of its digits is 138240, while the sum is 43.

The square root of 1142238598 is about 33797.0205491549. The cubic root of 1142238598 is about 1045.3272627164.

The spelling of 1142238598 in words is "one billion, one hundred forty-two million, two hundred thirty-eight thousand, five hundred ninety-eight".