1131411455 has 16 divisors (see below), whose sum is σ = 1441514880. Its totient is φ = 849541632.

The previous prime is 1131411409. The next prime is 1131411467. The reversal of 1131411455 is 5541141311.

It is a cyclic number.

It is not a de Polignac number, because 1131411455 - 2¹⁰ = 1131410431 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13061 + ... + 49329.

It is an arithmetic number, because the mean of its divisors is an integer number (90094680).

Almost surely, 2^1131411455 is an apocalyptic number.

1131411455 is a deficient number, since it is larger than the sum of its proper divisors (310103425).

1131411455 is a wasteful number, since it uses less digits than its factorization.

1131411455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36658.

The product of its digits is 1200, while the sum is 26.

The square root of 1131411455 is about 33636.4602031783. The cubic root of 1131411455 is about 1042.0139276410.

Adding to 1131411455 its reverse (5541141311), we get a palindrome (6672552766).

The spelling of 1131411455 in words is "one billion, one hundred thirty-one million, four hundred eleven thousand, four hundred fifty-five".