40153297 has 2 divisors, whose sum is σ = 40153298. Its totient is φ = 40153296.

The previous prime is 40153273. The next prime is 40153343. The reversal of 40153297 is 79235104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37344321 + 2808976 = 6111^2 + 1676^2 .

It is a cyclic number.

It is not a de Polignac number, because 40153297 - 2¹⁵ = 40120529 is a prime.

It is a super-2 number, since 2×40153297² = 3224574519940418, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40153207) by changing a digit.

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 as a sum of consecutive naturals, namely, 20076648 + 20076649.

It is an arithmetic number, because the mean of its divisors is an integer number (20076649).

Almost surely, 2^40153297 is an apocalyptic number.

It is an amenable number.

40153297 is a deficient number, since it is larger than the sum of its proper divisors (1).

40153297 is an equidigital number, since it uses as much as digits as its factorization.

40153297 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 40153297 is about 6336.6629230219. The cubic root of 40153297 is about 342.4315227087.

The spelling of 40153297 in words is "forty million, one hundred fifty-three thousand, two hundred ninety-seven".