1155400130 has 16 divisors (see below), whose sum is σ = 2089580544. Its totient is φ = 459968880.

The previous prime is 1155400123. The next prime is 1155400133. The reversal of 1155400130 is 310045511.

It is not an unprimeable number, because it can be changed into a prime (1155400133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271682 + ... + 275901.

It is an arithmetic number, because the mean of its divisors is an integer number (130598784).

Almost surely, 2^1155400130 is an apocalyptic number.

1155400130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1155400130 is a deficient number, since it is larger than the sum of its proper divisors (934180414).

1155400130 is a wasteful number, since it uses less digits than its factorization.

1155400130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547801.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1155400130 is about 33991.1772376304. The cubic root of 1155400130 is about 1049.3268943706.

Adding to 1155400130 its reverse (310045511), we get a palindrome (1465445641).

The spelling of 1155400130 in words is "one billion, one hundred fifty-five million, four hundred thousand, one hundred thirty".