1149319834 has 16 divisors (see below), whose sum is σ = 1877457960. Its totient is φ = 524494080.

The previous prime is 1149319819. The next prime is 1149319837. The reversal of 1149319834 is 4389139411.

1149319834 = 457² + 458² + ... + 1524².

It can be written as a sum of positive squares in 4 ways, for example, as 585494809 + 563825025 = 24197^2 + 23745^2 .

It is not an unprimeable number, because it can be changed into a prime (1149319837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246027 + ... + 250654.

Almost surely, 2^1149319834 is an apocalyptic number.

1149319834 is a deficient number, since it is larger than the sum of its proper divisors (728138126).

1149319834 is a wasteful number, since it uses less digits than its factorization.

1149319834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496785.

The product of its digits is 93312, while the sum is 43.

The square root of 1149319834 is about 33901.6199317968. The cubic root of 1149319834 is about 1047.4829608968.

The spelling of 1149319834 in words is "one billion, one hundred forty-nine million, three hundred nineteen thousand, eight hundred thirty-four".