37542563 has 2 divisors, whose sum is σ = 37542564. Its totient is φ = 37542562.

The previous prime is 37542551. The next prime is 37542611. The reversal of 37542563 is 36524573.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 37542563 - 2¹² = 37538467 is a prime.

It is a super-4 number, since 4×37542563⁴ (a number of 31 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (37542163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18771281 + 18771282.

It is an arithmetic number, because the mean of its divisors is an integer number (18771282).

Almost surely, 2^37542563 is an apocalyptic number.

37542563 is a deficient number, since it is larger than the sum of its proper divisors (1).

37542563 is an equidigital number, since it uses as much as digits as its factorization.

37542563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 35.

The square root of 37542563 is about 6127.1986257996. The cubic root of 37542563 is about 334.8430630475.

The spelling of 37542563 in words is "thirty-seven million, five hundred forty-two thousand, five hundred sixty-three".