1051379149 has 2 divisors, whose sum is σ = 1051379150. Its totient is φ = 1051379148.

The previous prime is 1051379123. The next prime is 1051379171. The reversal of 1051379149 is 9419731501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 715830025 + 335549124 = 26755^2 + 18318^2 .

It is a cyclic number.

It is not a de Polignac number, because 1051379149 - 2⁹ = 1051378637 is a prime.

It is a super-2 number, since 2×1051379149² = 2210796229903928402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1051379449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525689574 + 525689575.

It is an arithmetic number, because the mean of its divisors is an integer number (525689575).

Almost surely, 2^1051379149 is an apocalyptic number.

It is an amenable number.

1051379149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1051379149 is an equidigital number, since it uses as much as digits as its factorization.

1051379149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34020, while the sum is 40.

The square root of 1051379149 is about 32424.9772397761. The cubic root of 1051379149 is about 1016.8411659387.

The spelling of 1051379149 in words is "one billion, fifty-one million, three hundred seventy-nine thousand, one hundred forty-nine".