40251041 has 2 divisors, whose sum is σ = 40251042. Its totient is φ = 40251040.

The previous prime is 40251031. The next prime is 40251047. The reversal of 40251041 is 14015204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34105600 + 6145441 = 5840^2 + 2479^2 .

It is a cyclic number.

It is not a de Polignac number, because 40251041 - 2¹⁴ = 40234657 is a prime.

It is not a weakly prime, because it can be changed into another prime (40251047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20125520 + 20125521.

It is an arithmetic number, because the mean of its divisors is an integer number (20125521).

Almost surely, 2^40251041 is an apocalyptic number.

It is an amenable number.

40251041 is a deficient number, since it is larger than the sum of its proper divisors (1).

40251041 is an equidigital number, since it uses as much as digits as its factorization.

40251041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 40251041 is about 6344.3708119876. The cubic root of 40251041 is about 342.7091545768.

Adding to 40251041 its reverse (14015204), we get a palindrome (54266245).

The spelling of 40251041 in words is "forty million, two hundred fifty-one thousand, forty-one".