1053813251 has 2 divisors, whose sum is σ = 1053813252. Its totient is φ = 1053813250.

The previous prime is 1053813239. The next prime is 1053813259. The reversal of 1053813251 is 1523183501.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1053813251 - 2²⁶ = 986704387 is a prime.

It is a super-2 number, since 2×1053813251² = 2221044735966378002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1053813259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526906625 + 526906626.

It is an arithmetic number, because the mean of its divisors is an integer number (526906626).

Almost surely, 2^1053813251 is an apocalyptic number.

1053813251 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053813251 is an equidigital number, since it uses as much as digits as its factorization.

1053813251 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 29.

The square root of 1053813251 is about 32462.4899075841. The cubic root of 1053813251 is about 1017.6252749183.

Adding to 1053813251 its reverse (1523183501), we get a palindrome (2576996752).

The spelling of 1053813251 in words is "one billion, fifty-three million, eight hundred thirteen thousand, two hundred fifty-one".