1131107426 has 16 divisors (see below), whose sum is σ = 1738987488. Its totient is φ = 551460000.

The previous prime is 1131107401. The next prime is 1131107429. The reversal of 1131107426 is 6247011311.

It is a junction number, because it is equal to n+sod(n) for n = 1131107395 and 1131107404.

It is not an unprimeable number, because it can be changed into a prime (1131107429) 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, 264461 + ... + 268703.

It is an arithmetic number, because the mean of its divisors is an integer number (108686718).

Almost surely, 2^1131107426 is an apocalyptic number.

1131107426 is a deficient number, since it is larger than the sum of its proper divisors (607880062).

1131107426 is a wasteful number, since it uses less digits than its factorization.

1131107426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7537.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 1131107426 is about 33631.9405625069. The cubic root of 1131107426 is about 1041.9205838117.

Adding to 1131107426 its reverse (6247011311), we get a palindrome (7378118737).

The spelling of 1131107426 in words is "one billion, one hundred thirty-one million, one hundred seven thousand, four hundred twenty-six".