18457153 has 16 divisors (see below), whose sum is σ = 21805056. Its totient is φ = 15402240.

The previous prime is 18457139. The next prime is 18457157. The reversal of 18457153 is 35175481.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 18457153 - 2¹⁷ = 18326081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (18457157) 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, 48000 + ... + 48382.

It is an arithmetic number, because the mean of its divisors is an integer number (1362816).

Almost surely, 2^18457153 is an apocalyptic number.

18457153 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

18457153 is a deficient number, since it is larger than the sum of its proper divisors (3347903).

18457153 is a wasteful number, since it uses less digits than its factorization.

18457153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744.

The product of its digits is 16800, while the sum is 34.

The square root of 18457153 is about 4296.1788836127. The cubic root of 18457153 is about 264.2742835364.

It can be divided in two parts, 1845 and 7153, that added together give a palindrome (8998).

The spelling of 18457153 in words is "eighteen million, four hundred fifty-seven thousand, one hundred fifty-three".