1131126802 has 24 divisors (see below), whose sum is σ = 1841840100. Its totient is φ = 520752960.

The previous prime is 1131126781. The next prime is 1131126823. The reversal of 1131126802 is 2086211311.

It is an interprime number because it is at equal distance from previous prime (1131126781) and next prime (1131126823).

It can be written as a sum of positive squares in 6 ways, for example, as 755161 + 1130371641 = 869^2 + 33621^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138324 + ... + 146272.

Almost surely, 2^1131126802 is an apocalyptic number.

1131126802 is a deficient number, since it is larger than the sum of its proper divisors (710713298).

1131126802 is a wasteful number, since it uses less digits than its factorization.

1131126802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8398 (or 8385 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 1131126802 is about 33632.2286207739. The cubic root of 1131126802 is about 1041.9265331841.

The spelling of 1131126802 in words is "one billion, one hundred thirty-one million, one hundred twenty-six thousand, eight hundred two".