1136977298 has 18 divisors (see below), whose sum is σ = 1728885717. Its totient is φ = 560787360.

The previous prime is 1136977291. The next prime is 1136977307. The reversal of 1136977298 is 8927796311.

It can be written as a sum of positive squares in 2 ways, for example, as 718079209 + 418898089 = 26797^2 + 20467^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=23843.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1136977291) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5388413 + ... + 5388623.

Almost surely, 2^1136977298 is an apocalyptic number.

1136977298 is a deficient number, since it is larger than the sum of its proper divisors (591908419).

1136977298 is an frugal number, since it uses more digits than its factorization.

1136977298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650 (or 326 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 53.

The square root of 1136977298 is about 33719.0939676617. The cubic root of 1136977298 is about 1043.7198209066.

The spelling of 1136977298 in words is "one billion, one hundred thirty-six million, nine hundred seventy-seven thousand, two hundred ninety-eight".