40675553 has 2 divisors, whose sum is σ = 40675554. Its totient is φ = 40675552.

The previous prime is 40675541. The next prime is 40675571. The reversal of 40675553 is 35557604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39526369 + 1149184 = 6287^2 + 1072^2 .

It is a cyclic number.

It is not a de Polignac number, because 40675553 - 2⁶ = 40675489 is a prime.

It is a super-2 number, since 2×40675553² = 3309001223711618, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (40675513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20337776 + 20337777.

It is an arithmetic number, because the mean of its divisors is an integer number (20337777).

Almost surely, 2^40675553 is an apocalyptic number.

It is an amenable number.

40675553 is a deficient number, since it is larger than the sum of its proper divisors (1).

40675553 is an equidigital number, since it uses as much as digits as its factorization.

40675553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 40675553 is about 6377.7388626378. The cubic root of 40675553 is about 343.9097501889.

The spelling of 40675553 in words is "forty million, six hundred seventy-five thousand, five hundred fifty-three".