1154131353 has 12 divisors (see below), whose sum is σ = 1679806128. Its totient is φ = 763546680.

The previous prime is 1154131337. The next prime is 1154131361. The reversal of 1154131353 is 3531314511.

It is a happy number.

1154131353 is a `hidden beast` number, since 115 + 413 + 135 + 3 = 666.

It is not a de Polignac number, because 1154131353 - 2⁴ = 1154131337 is a prime.

It is a super-2 number, since 2×1154131353² = 2664038359955221218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1154131373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 488275 + ... + 490632.

It is an arithmetic number, because the mean of its divisors is an integer number (139983844).

Almost surely, 2^1154131353 is an apocalyptic number.

It is an amenable number.

1154131353 is a deficient number, since it is larger than the sum of its proper divisors (525674775).

1154131353 is a wasteful number, since it uses less digits than its factorization.

1154131353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979044 (or 979041 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 1154131353 is about 33972.5087828379. The cubic root of 1154131353 is about 1048.9426553446.

Adding to 1154131353 its reverse (3531314511), we get a palindrome (4685445864).

The spelling of 1154131353 in words is "one billion, one hundred fifty-four million, one hundred thirty-one thousand, three hundred fifty-three".