1051030899 has 24 divisors (see below), whose sum is σ = 1616481360. Its totient is φ = 655769088.

The previous prime is 1051030861. The next prime is 1051030919. The reversal of 1051030899 is 9980301501.

It is a happy number.

It is not a de Polignac number, because 1051030899 - 2²¹ = 1048933747 is a prime.

It is a super-2 number, since 2×1051030899² = 2209331901305496402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051030199) 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 23 ways as a sum of consecutive naturals, for example, 8199 + ... + 46575.

It is an arithmetic number, because the mean of its divisors is an integer number (67353390).

Almost surely, 2^1051030899 is an apocalyptic number.

1051030899 is a deficient number, since it is larger than the sum of its proper divisors (565450461).

1051030899 is a wasteful number, since it uses less digits than its factorization.

1051030899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38579 (or 38576 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 1051030899 is about 32419.6067064362. The cubic root of 1051030899 is about 1016.7288835644.

The spelling of 1051030899 in words is "one billion, fifty-one million, thirty thousand, eight hundred ninety-nine".