1011149612 has 48 divisors (see below), whose sum is σ = 2001434400. Its totient is φ = 442767360.

The previous prime is 1011149561. The next prime is 1011149617. The reversal of 1011149612 is 2169411101.

1011149612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1011149617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1087964 + ... + 1088892.

It is an arithmetic number, because the mean of its divisors is an integer number (41696550).

Almost surely, 2^1011149612 is an apocalyptic number.

It is an amenable number.

1011149612 is a deficient number, since it is larger than the sum of its proper divisors (990284788).

1011149612 is a wasteful number, since it uses less digits than its factorization.

1011149612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826 (or 1824 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 26.

The square root of 1011149612 is about 31798.5787732722. The cubic root of 1011149612 is about 1003.7028096115.

The spelling of 1011149612 in words is "one billion, eleven million, one hundred forty-nine thousand, six hundred twelve".