1150423645 has 16 divisors (see below), whose sum is σ = 1581338880. Its totient is φ = 787054464.

The previous prime is 1150423639. The next prime is 1150423663. The reversal of 1150423645 is 5463240511.

It is a happy number.

It is not a de Polignac number, because 1150423645 - 2⁵ = 1150423613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22072 + ... + 52801.

It is an arithmetic number, because the mean of its divisors is an integer number (98833680).

Almost surely, 2^1150423645 is an apocalyptic number.

It is an amenable number.

1150423645 is a deficient number, since it is larger than the sum of its proper divisors (430915235).

1150423645 is an equidigital number, since it uses as much as digits as its factorization.

1150423645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75324.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1150423645 is about 33917.8956452195. The cubic root of 1150423645 is about 1047.8181890990.

The spelling of 1150423645 in words is "one billion, one hundred fifty million, four hundred twenty-three thousand, six hundred forty-five".