1051000501 has 2 divisors, whose sum is σ = 1051000502. Its totient is φ = 1051000500.

The previous prime is 1051000493. The next prime is 1051000543. The reversal of 1051000501 is 1050001501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 980003025 + 70997476 = 31305^2 + 8426^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051000501 - 2³ = 1051000493 is a prime.

It is a super-2 number, since 2×1051000501² = 2209204106204502002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051000591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525500250 + 525500251.

It is an arithmetic number, because the mean of its divisors is an integer number (525500251).

Almost surely, 2^1051000501 is an apocalyptic number.

It is an amenable number.

1051000501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051000501 is an equidigital number, since it uses as much as digits as its factorization.

1051000501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25, while the sum is 13.

The square root of 1051000501 is about 32419.1378818130. The cubic root of 1051000501 is about 1016.7190814985.

It can be divided in two parts, 1051000 and 501, that added together give a palindrome (1051501).

The spelling of 1051000501 in words is "one billion, fifty-one million, five hundred one", and thus it is an aban number.