2040411257 has 2 divisors, whose sum is σ = 2040411258. Its totient is φ = 2040411256.

The previous prime is 2040411253. The next prime is 2040411283. The reversal of 2040411257 is 7521140402.

It is an a-pointer prime, because the next prime (2040411283) can be obtained adding 2040411257 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1992372496 + 48038761 = 44636^2 + 6931^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040411257 - 2² = 2040411253 is a prime.

It is not a weakly prime, because it can be changed into another prime (2040411253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020205628 + 1020205629.

It is an arithmetic number, because the mean of its divisors is an integer number (1020205629).

Almost surely, 2^2040411257 is an apocalyptic number.

It is an amenable number.

2040411257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040411257 is an equidigital number, since it uses as much as digits as its factorization.

2040411257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 2040411257 is about 45170.9116246285. The cubic root of 2040411257 is about 1268.3503613174.

Adding to 2040411257 its reverse (7521140402), we get a palindrome (9561551659).

The spelling of 2040411257 in words is "two billion, forty million, four hundred eleven thousand, two hundred fifty-seven".