1055150440 has 16 divisors (see below), whose sum is σ = 2374088580. Its totient is φ = 422060160.

The previous prime is 1055150431. The next prime is 1055150483. The reversal of 1055150440 is 440515501.

It is a happy number.

1055150440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 979564804 + 75585636 = 31298^2 + 8694^2 .

It is a super-2 number, since 2×1055150440² = 2226684902064387200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13189341 + ... + 13189420.

Almost surely, 2^1055150440 is an apocalyptic number.

1055150440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1055150440 is an abundant number, since it is smaller than the sum of its proper divisors (1318938140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1055150440 is a wasteful number, since it uses less digits than its factorization.

1055150440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26378772 (or 26378768 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The square root of 1055150440 is about 32483.0792875306. The cubic root of 1055150440 is about 1018.0555162887.

Adding to 1055150440 its reverse (440515501), we get a palindrome (1495665941).

The spelling of 1055150440 in words is "one billion, fifty-five million, one hundred fifty thousand, four hundred forty".