1057343801 has 4 divisors (see below), whose sum is σ = 1057433472. Its totient is φ = 1057254132.

The previous prime is 1057343773. The next prime is 1057343809. The reversal of 1057343801 is 1083437501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1057343801 - 2⁶ = 1057343737 is a prime.

It is a super-2 number, since 2×1057343801² = 2235951827026255202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1057343809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23885 + ... + 51818.

It is an arithmetic number, because the mean of its divisors is an integer number (264358368).

Almost surely, 2^1057343801 is an apocalyptic number.

It is an amenable number.

1057343801 is a deficient number, since it is larger than the sum of its proper divisors (89671).

1057343801 is an equidigital number, since it uses as much as digits as its factorization.

1057343801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89670.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1057343801 is about 32516.8233534581. The cubic root of 1057343801 is about 1018.7604450935.

The spelling of 1057343801 in words is "one billion, fifty-seven million, three hundred forty-three thousand, eight hundred one".