1153153431 has 12 divisors (see below), whose sum is σ = 1666225080. Its totient is φ = 768510960.

The previous prime is 1153153423. The next prime is 1153153439. The reversal of 1153153431 is 1343513511.

It is a happy number.

1153153431 is a `hidden beast` number, since 1 + 1 + 5 + 315 + 343 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (1153153423) and next prime (1153153439).

It is not a de Polignac number, because 1153153431 - 2³ = 1153153423 is a prime.

It is a super-2 number, since 2×1153153431² = 2659525670854143522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1153153395 and 1153153404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153153439) 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, 9100 + ... + 48878.

It is an arithmetic number, because the mean of its divisors is an integer number (138852090).

Almost surely, 2^1153153431 is an apocalyptic number.

1153153431 is a deficient number, since it is larger than the sum of its proper divisors (513071649).

1153153431 is a wasteful number, since it uses less digits than its factorization.

1153153431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43006 (or 43003 counting only the distinct ones).

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

The square root of 1153153431 is about 33958.1128892640. The cubic root of 1153153431 is about 1048.6463072277.

Adding to 1153153431 its reverse (1343513511), we get a palindrome (2496666942).

The spelling of 1153153431 in words is "one billion, one hundred fifty-three million, one hundred fifty-three thousand, four hundred thirty-one".