1253516041 has 2 divisors, whose sum is σ = 1253516042. Its totient is φ = 1253516040.

The previous prime is 1253515979. The next prime is 1253516053. The reversal of 1253516041 is 1406153521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1203049225 + 50466816 = 34685^2 + 7104^2 .

It is a cyclic number.

It is not a de Polignac number, because 1253516041 - 2¹¹ = 1253513993 is a prime.

It is not a weakly prime, because it can be changed into another prime (1253516071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626758020 + 626758021.

It is an arithmetic number, because the mean of its divisors is an integer number (626758021).

Almost surely, 2^1253516041 is an apocalyptic number.

It is an amenable number.

1253516041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1253516041 is an equidigital number, since it uses as much as digits as its factorization.

1253516041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1253516041 is about 35405.0284705436. The cubic root of 1253516041 is about 1078.2264102562.

Adding to 1253516041 its reverse (1406153521), we get a palindrome (2659669562).

The spelling of 1253516041 in words is "one billion, two hundred fifty-three million, five hundred sixteen thousand, forty-one".