1057249599 has 8 divisors (see below), whose sum is σ = 1611047040. Its totient is φ = 604142616.

The previous prime is 1057249597. The next prime is 1057249651. The reversal of 1057249599 is 9959427501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1057249599 - 2¹ = 1057249597 is a prime.

It is a super-2 number, since 2×1057249599² = 2235553429171321602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1057249597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25172589 + ... + 25172630.

It is an arithmetic number, because the mean of its divisors is an integer number (201380880).

Almost surely, 2^1057249599 is an apocalyptic number.

1057249599 is a deficient number, since it is larger than the sum of its proper divisors (553797441).

1057249599 is an equidigital number, since it uses as much as digits as its factorization.

1057249599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50345229.

The product of its (nonzero) digits is 1020600, while the sum is 51.

The square root of 1057249599 is about 32515.3748094651. The cubic root of 1057249599 is about 1018.7301893647.

The spelling of 1057249599 in words is "one billion, fifty-seven million, two hundred forty-nine thousand, five hundred ninety-nine".