1051913199 has 32 divisors (see below), whose sum is σ = 1525789440. Its totient is φ = 642166272.

The previous prime is 1051913153. The next prime is 1051913231. The reversal of 1051913199 is 9913191501.

It is not a de Polignac number, because 1051913199 - 2¹¹ = 1051911151 is a prime.

It is a super-2 number, since 2×1051913199² = 2213042756460827202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051913099) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 281757 + ... + 285465.

It is an arithmetic number, because the mean of its divisors is an integer number (47680920).

Almost surely, 2^1051913199 is an apocalyptic number.

1051913199 is a deficient number, since it is larger than the sum of its proper divisors (473876241).

1051913199 is a wasteful number, since it uses less digits than its factorization.

1051913199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3879.

The product of its (nonzero) digits is 10935, while the sum is 39.

The square root of 1051913199 is about 32433.2113581125. The cubic root of 1051913199 is about 1017.0133055848.

The spelling of 1051913199 in words is "one billion, fifty-one million, nine hundred thirteen thousand, one hundred ninety-nine".