1057216377 has 16 divisors (see below), whose sum is σ = 1612293120. Its totient is φ = 603637392.

The previous prime is 1057216357. The next prime is 1057216393. The reversal of 1057216377 is 7736127501.

It is not a de Polignac number, because 1057216377 - 2⁶ = 1057216313 is a prime.

It is a super-2 number, since 2×1057216377² = 2235412935594012258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1057216357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7324 + ... + 46562.

It is an arithmetic number, because the mean of its divisors is an integer number (100768320).

Almost surely, 2^1057216377 is an apocalyptic number.

It is an amenable number.

1057216377 is a deficient number, since it is larger than the sum of its proper divisors (555076743).

1057216377 is a wasteful number, since it uses less digits than its factorization.

1057216377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40532.

The product of its (nonzero) digits is 61740, while the sum is 39.

The square root of 1057216377 is about 32514.8639394355. The cubic root of 1057216377 is about 1018.7195187186.

The spelling of 1057216377 in words is "one billion, fifty-seven million, two hundred sixteen thousand, three hundred seventy-seven".