1133998494 has 64 divisors (see below), whose sum is σ = 2386796544. Its totient is φ = 358839936.

The previous prime is 1133998477. The next prime is 1133998511. The reversal of 1133998494 is 4948993311.

It is an interprime number because it is at equal distance from previous prime (1133998477) and next prime (1133998511).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1736272 + ... + 1736924.

It is an arithmetic number, because the mean of its divisors is an integer number (37293696).

Almost surely, 2^1133998494 is an apocalyptic number.

1133998494 is an abundant number, since it is smaller than the sum of its proper divisors (1252798050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1133998494 is a wasteful number, since it uses less digits than its factorization.

1133998494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881.

The product of its digits is 839808, while the sum is 51.

The square root of 1133998494 is about 33674.8941201008. The cubic root of 1133998494 is about 1042.8075318347.

The spelling of 1133998494 in words is "one billion, one hundred thirty-three million, nine hundred ninety-eight thousand, four hundred ninety-four".