1137421798 has 8 divisors (see below), whose sum is σ = 1707531408. Its totient is φ = 568244664.

The previous prime is 1137421777. The next prime is 1137421819. The reversal of 1137421798 is 8971247311.

It is an interprime number because it is at equal distance from previous prime (1137421777) and next prime (1137421819).

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

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, 230061 + ... + 234952.

It is an arithmetic number, because the mean of its divisors is an integer number (213441426).

Almost surely, 2^1137421798 is an apocalyptic number.

1137421798 is a deficient number, since it is larger than the sum of its proper divisors (570109610).

1137421798 is a wasteful number, since it uses less digits than its factorization.

1137421798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466238.

The product of its digits is 84672, while the sum is 43.

The square root of 1137421798 is about 33725.6845445723. The cubic root of 1137421798 is about 1043.8558168836.

The spelling of 1137421798 in words is "one billion, one hundred thirty-seven million, four hundred twenty-one thousand, seven hundred ninety-eight".