40113353 has 16 divisors (see below), whose sum is σ = 48708864. Its totient is φ = 32248320.

The previous prime is 40113341. The next prime is 40113373. The reversal of 40113353 is 35331104.

It is a happy number.

It is not a de Polignac number, because 40113353 - 2²⁰ = 39064777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40113373) 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, 61676 + ... + 62322.

It is an arithmetic number, because the mean of its divisors is an integer number (3044304).

Almost surely, 2^40113353 is an apocalyptic number.

It is an amenable number.

40113353 is a deficient number, since it is larger than the sum of its proper divisors (8595511).

40113353 is a wasteful number, since it uses less digits than its factorization.

40113353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 40113353 is about 6333.5103220884. The cubic root of 40113353 is about 342.3179361635.

Adding to 40113353 its reverse (35331104), we get a palindrome (75444457).

The spelling of 40113353 in words is "forty million, one hundred thirteen thousand, three hundred fifty-three".