1050334257 has 20 divisors (see below), whose sum is σ = 1633767280. Its totient is φ = 600186888.

The previous prime is 1050334253. The next prime is 1050334291. The reversal of 1050334257 is 7524330501.

It is not a de Polignac number, because 1050334257 - 2² = 1050334253 is a prime.

It is a super-2 number, since 2×1050334257² = 2206404102855484098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1050334253) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 65707 + ... + 80112.

It is an arithmetic number, because the mean of its divisors is an integer number (81688364).

Almost surely, 2^1050334257 is an apocalyptic number.

It is an amenable number.

1050334257 is a deficient number, since it is larger than the sum of its proper divisors (583433023).

1050334257 is an frugal number, since it uses more digits than its factorization.

1050334257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145850 (or 145829 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 1050334257 is about 32408.8607791141. The cubic root of 1050334257 is about 1016.5041985776.

Adding to 1050334257 its reverse (7524330501), we get a palindrome (8574664758).

The spelling of 1050334257 in words is "one billion, fifty million, three hundred thirty-four thousand, two hundred fifty-seven".