1051441901 has 2 divisors, whose sum is σ = 1051441902. Its totient is φ = 1051441900.

The previous prime is 1051441877. The next prime is 1051441939. The reversal of 1051441901 is 1091441501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 609349225 + 442092676 = 24685^2 + 21026^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051441901 - 2⁶ = 1051441837 is a prime.

It is a super-2 number, since 2×1051441901² = 2211060142356987602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051441801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525720950 + 525720951.

It is an arithmetic number, because the mean of its divisors is an integer number (525720951).

Almost surely, 2^1051441901 is an apocalyptic number.

It is an amenable number.

1051441901 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051441901 is an equidigital number, since it uses as much as digits as its factorization.

1051441901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 26.

The square root of 1051441901 is about 32425.9448744366. The cubic root of 1051441901 is about 1016.8613957316.

The spelling of 1051441901 in words is "one billion, fifty-one million, four hundred forty-one thousand, nine hundred one".