1055149922 has 18 divisors (see below), whose sum is σ = 1605439467. Its totient is φ = 520110036.

The previous prime is 1055149889. The next prime is 1055149937. The reversal of 1055149922 is 2299415501.

It can be written as a sum of positive squares in only one way, i.e., 527574961 + 527574961 = 22969^2 + 22969^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=22969.

It is a super-2 number, since 2×1055149922² = 2226682715793212168, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 4731503 + ... + 4731725.

Almost surely, 2^1055149922 is an apocalyptic number.

1055149922 is a deficient number, since it is larger than the sum of its proper divisors (550289545).

1055149922 is an frugal number, since it uses more digits than its factorization.

1055149922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 38.

The square root of 1055149922 is about 32483.0713141476. The cubic root of 1055149922 is about 1018.0553496923.

The spelling of 1055149922 in words is "one billion, fifty-five million, one hundred forty-nine thousand, nine hundred twenty-two".