1057348699 has 24 divisors (see below), whose sum is σ = 1181869920. Its totient is φ = 945120000.

The previous prime is 1057348697. The next prime is 1057348739. The reversal of 1057348699 is 9968437501.

It is a happy number.

It is not a de Polignac number, because 1057348699 - 2¹ = 1057348697 is a prime.

It is a super-2 number, since 2×1057348699² = 2235972542553985202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057348697) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2945082 + ... + 2945440.

It is an arithmetic number, because the mean of its divisors is an integer number (49244580).

Almost surely, 2^1057348699 is an apocalyptic number.

1057348699 is a deficient number, since it is larger than the sum of its proper divisors (124521221).

1057348699 is a wasteful number, since it uses less digits than its factorization.

1057348699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723 (or 712 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 52.

The square root of 1057348699 is about 32516.8986682310. The cubic root of 1057348699 is about 1018.7620181803.

The spelling of 1057348699 in words is "one billion, fifty-seven million, three hundred forty-eight thousand, six hundred ninety-nine".