1053263401 has 4 divisors (see below), whose sum is σ = 1054229904. Its totient is φ = 1052296900.

The previous prime is 1053263399. The next prime is 1053263411. The reversal of 1053263401 is 1043623501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1053263401 - 2¹ = 1053263399 is a prime.

It is a super-2 number, since 2×1053263401² = 2218727583772173602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1053263411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481615 + ... + 483796.

It is an arithmetic number, because the mean of its divisors is an integer number (263557476).

Almost surely, 2^1053263401 is an apocalyptic number.

It is an amenable number.

1053263401 is a deficient number, since it is larger than the sum of its proper divisors (966503).

1053263401 is an equidigital number, since it uses as much as digits as its factorization.

1053263401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966502.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1053263401 is about 32454.0197972455. The cubic root of 1053263401 is about 1017.4482547481.

Adding to 1053263401 its reverse (1043623501), we get a palindrome (2096886902).

The spelling of 1053263401 in words is "one billion, fifty-three million, two hundred sixty-three thousand, four hundred one".