1154953056 has 24 divisors (see below), whose sum is σ = 3031752024. Its totient is φ = 384984320.

The previous prime is 1154953003. The next prime is 1154953091. The reversal of 1154953056 is 6503594511.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6015285 + ... + 6015476.

It is an arithmetic number, because the mean of its divisors is an integer number (126323001).

Almost surely, 2^1154953056 is an apocalyptic number.

1154953056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1154953056 is an abundant number, since it is smaller than the sum of its proper divisors (1876798968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1154953056 is a wasteful number, since it uses less digits than its factorization.

1154953056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12030774 (or 12030766 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 39.

The square root of 1154953056 is about 33984.6002771844. The cubic root of 1154953056 is about 1049.1915336757.

The spelling of 1154953056 in words is "one billion, one hundred fifty-four million, nine hundred fifty-three thousand, fifty-six".