1154259253 has 16 divisors (see below), whose sum is σ = 1395197440. Its totient is φ = 932828400.

The previous prime is 1154259241. The next prime is 1154259269. The reversal of 1154259253 is 3529524511.

It is not a de Polignac number, because 1154259253 - 2⁵ = 1154259221 is a prime.

It is a super-2 number, since 2×1154259253² = 2664628846272236018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154259203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7498 + ... + 48628.

It is an arithmetic number, because the mean of its divisors is an integer number (87199840).

Almost surely, 2^1154259253 is an apocalyptic number.

It is an amenable number.

1154259253 is a deficient number, since it is larger than the sum of its proper divisors (240938187).

1154259253 is a wasteful number, since it uses less digits than its factorization.

1154259253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41368.

The product of its digits is 54000, while the sum is 37.

The square root of 1154259253 is about 33974.3911350888. The cubic root of 1154259253 is about 1048.9814016016.

The spelling of 1154259253 in words is "one billion, one hundred fifty-four million, two hundred fifty-nine thousand, two hundred fifty-three".