40961153 has 4 divisors (see below), whose sum is σ = 41004480. Its totient is φ = 40917828.

The previous prime is 40961149. The next prime is 40961159. The reversal of 40961153 is 35116904.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40961153 - 2² = 40961149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40961159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20213 + ... + 22146.

It is an arithmetic number, because the mean of its divisors is an integer number (10251120).

Almost surely, 2^40961153 is an apocalyptic number.

It is an amenable number.

40961153 is a deficient number, since it is larger than the sum of its proper divisors (43327).

40961153 is an equidigital number, since it uses as much as digits as its factorization.

40961153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43326.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 40961153 is about 6400.0900774911. The cubic root of 40961153 is about 344.7127848320.

It can be divided in two parts, 40961 and 153, that added together give a palindrome (41114).

The spelling of 40961153 in words is "forty million, nine hundred sixty-one thousand, one hundred fifty-three".