1074989136 has 40 divisors (see below), whose sum is σ = 2990676640. Its totient is φ = 330765696.

The previous prime is 1074989129. The next prime is 1074989141. The reversal of 1074989136 is 6319894701.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860746 + ... + 861993.

It is an arithmetic number, because the mean of its divisors is an integer number (74766916).

Almost surely, 2^1074989136 is an apocalyptic number.

1074989136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1074989136 is an abundant number, since it is smaller than the sum of its proper divisors (1915687504).

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

1074989136 is a wasteful number, since it uses less digits than its factorization.

1074989136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722763 (or 1722757 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 48.

The square root of 1074989136 is about 32787.0269466446. The cubic root of 1074989136 is about 1024.3963563701.

The spelling of 1074989136 in words is "one billion, seventy-four million, nine hundred eighty-nine thousand, one hundred thirty-six".