1145115411 has 16 divisors (see below), whose sum is σ = 1669289088. Its totient is φ = 692481600.

The previous prime is 1145115407. The next prime is 1145115437.

1145115411 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1145115411 - 2² = 1145115407 is a prime.

It is a super-2 number, since 2×1145115411² = 2622578609019397842, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1145115211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22885 + ... + 53046.

It is an arithmetic number, because the mean of its divisors is an integer number (104330568).

Almost surely, 2^1145115411 is an apocalyptic number.

1145115411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1145115411 is a deficient number, since it is larger than the sum of its proper divisors (524173677).

1145115411 is a wasteful number, since it uses less digits than its factorization.

1145115411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76402.

The product of its digits is 400, while the sum is 24.

The square root of 1145115411 is about 33839.5539420956. The cubic root of 1145115411 is about 1046.2041051911.

It can be divided in two parts, 11451 and 15411, that added together give a palindrome (26862).

The spelling of 1145115411 in words is "one billion, one hundred forty-five million, one hundred fifteen thousand, four hundred eleven".