1057801748 has 6 divisors (see below), whose sum is σ = 1851153066. Its totient is φ = 528900872.

The previous prime is 1057801741. The next prime is 1057801751. The reversal of 1057801748 is 8471087501.

It can be written as a sum of positive squares in only one way, i.e., 938074384 + 119727364 = 30628^2 + 10942^2 .

It is a super-2 number, since 2×1057801748² = 2237889076143711008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057801741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132225215 + ... + 132225222.

It is an arithmetic number, because the mean of its divisors is an integer number (308525511).

Almost surely, 2^1057801748 is an apocalyptic number.

It is an amenable number.

1057801748 is a deficient number, since it is larger than the sum of its proper divisors (793351318).

1057801748 is a wasteful number, since it uses less digits than its factorization.

1057801748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264450441 (or 264450439 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 41.

The square root of 1057801748 is about 32523.8642845527. The cubic root of 1057801748 is about 1018.9075025756.

The spelling of 1057801748 in words is "one billion, fifty-seven million, eight hundred one thousand, seven hundred forty-eight".