1151904002 has 18 divisors (see below), whose sum is σ = 1752314697. Its totient is φ = 567912336.

The previous prime is 1151903993. The next prime is 1151904029. The reversal of 1151904002 is 2004091511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1039353121 + 112550881 = 32239^2 + 10609^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=23999.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4943678 + ... + 4943910.

Almost surely, 2^1151904002 is an apocalyptic number.

1151904002 is a deficient number, since it is larger than the sum of its proper divisors (600410695).

1151904002 is an frugal number, since it uses more digits than its factorization.

1151904002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 1151904002 is about 33939.7112833919. The cubic root of 1151904002 is about 1048.2674381325.

Adding to 1151904002 its reverse (2004091511), we get a palindrome (3155995513).

The spelling of 1151904002 in words is "one billion, one hundred fifty-one million, nine hundred four thousand, two".