1050402553 has 2 divisors, whose sum is σ = 1050402554. Its totient is φ = 1050402552.

The previous prime is 1050402539. The next prime is 1050402557. The reversal of 1050402553 is 3552040501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 962736784 + 87665769 = 31028^2 + 9363^2 .

It is an emirp because it is prime and its reverse (3552040501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1050402553 - 2²⁵ = 1016848121 is a prime.

It is a super-2 number, since 2×1050402553² = 2206691046697835618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1050402557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525201276 + 525201277.

It is an arithmetic number, because the mean of its divisors is an integer number (525201277).

Almost surely, 2^1050402553 is an apocalyptic number.

It is an amenable number.

1050402553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1050402553 is an equidigital number, since it uses as much as digits as its factorization.

1050402553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 1050402553 is about 32409.9144244473. The cubic root of 1050402553 is about 1016.5262301882.

The spelling of 1050402553 in words is "one billion, fifty million, four hundred two thousand, five hundred fifty-three".