40101437 has 2 divisors, whose sum is σ = 40101438. Its totient is φ = 40101436.

The previous prime is 40101409. The next prime is 40101469. The reversal of 40101437 is 73410104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22174681 + 17926756 = 4709^2 + 4234^2 .

It is a cyclic number.

It is not a de Polignac number, because 40101437 - 2²⁰ = 39052861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40121437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20050718 + 20050719.

It is an arithmetic number, because the mean of its divisors is an integer number (20050719).

Almost surely, 2^40101437 is an apocalyptic number.

It is an amenable number.

40101437 is a deficient number, since it is larger than the sum of its proper divisors (1).

40101437 is an equidigital number, since it uses as much as digits as its factorization.

40101437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 40101437 is about 6332.5695416632. The cubic root of 40101437 is about 342.2840366912.

The spelling of 40101437 in words is "forty million, one hundred one thousand, four hundred thirty-seven".