1057580707 has 2 divisors, whose sum is σ = 1057580708. Its totient is φ = 1057580706.

The previous prime is 1057580669. The next prime is 1057580753. The reversal of 1057580707 is 7070857501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1057580707 is a prime.

It is a super-2 number, since 2×1057580707² = 2236953903637239698, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1057580707.

It is not a weakly prime, because it can be changed into another prime (1057580507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528790353 + 528790354.

It is an arithmetic number, because the mean of its divisors is an integer number (528790354).

Almost surely, 2^1057580707 is an apocalyptic number.

1057580707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1057580707 is an equidigital number, since it uses as much as digits as its factorization.

1057580707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68600, while the sum is 40.

The square root of 1057580707 is about 32520.4659714464. The cubic root of 1057580707 is about 1018.8365264458.

The spelling of 1057580707 in words is "one billion, fifty-seven million, five hundred eighty thousand, seven hundred seven".