40524553 has 2 divisors, whose sum is σ = 40524554. Its totient is φ = 40524552.

The previous prime is 40524541. The next prime is 40524593. The reversal of 40524553 is 35542504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29680704 + 10843849 = 5448^2 + 3293^2 .

It is a cyclic number.

It is not a de Polignac number, because 40524553 - 2⁵ = 40524521 is a prime.

It is equal to p_2463661 and since 40524553 and 2463661 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (40524593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20262276 + 20262277.

It is an arithmetic number, because the mean of its divisors is an integer number (20262277).

Almost surely, 2^40524553 is an apocalyptic number.

It is an amenable number.

40524553 is a deficient number, since it is larger than the sum of its proper divisors (1).

40524553 is an equidigital number, since it uses as much as digits as its factorization.

40524553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 40524553 is about 6365.8898042615. The cubic root of 40524553 is about 343.4836566943.

The spelling of 40524553 in words is "forty million, five hundred twenty-four thousand, five hundred fifty-three".