1057630373 has 2 divisors, whose sum is σ = 1057630374. Its totient is φ = 1057630372.

The previous prime is 1057630369. The next prime is 1057630381. The reversal of 1057630373 is 3730367501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1034136964 + 23493409 = 32158^2 + 4847^2 .

It is a cyclic number.

It is not a de Polignac number, because 1057630373 - 2² = 1057630369 is a prime.

It is a super-2 number, since 2×1057630373² = 2237164011784238258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1057630303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528815186 + 528815187.

It is an arithmetic number, because the mean of its divisors is an integer number (528815187).

Almost surely, 2^1057630373 is an apocalyptic number.

It is an amenable number.

1057630373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1057630373 is an equidigital number, since it uses as much as digits as its factorization.

1057630373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39690, while the sum is 35.

The square root of 1057630373 is about 32521.2295739260. The cubic root of 1057630373 is about 1018.8524750293.

Adding to 1057630373 its reverse (3730367501), we get a palindrome (4787997874).

The spelling of 1057630373 in words is "one billion, fifty-seven million, six hundred thirty thousand, three hundred seventy-three".