40153142 has 8 divisors (see below), whose sum is σ = 61630536. Its totient is φ = 19609632.

The previous prime is 40153129. The next prime is 40153163. The reversal of 40153142 is 24135104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40153142² = 3224549624944328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233363 + ... + 233534.

It is an arithmetic number, because the mean of its divisors is an integer number (7703817).

Almost surely, 2^40153142 is an apocalyptic number.

40153142 is a deficient number, since it is larger than the sum of its proper divisors (21477394).

40153142 is a wasteful number, since it uses less digits than its factorization.

40153142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466942.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 40153142 is about 6336.6506925978. The cubic root of 40153142 is about 342.4310820894.

Adding to 40153142 its reverse (24135104), we get a palindrome (64288246).

The spelling of 40153142 in words is "forty million, one hundred fifty-three thousand, one hundred forty-two".