1131417628 has 12 divisors (see below), whose sum is σ = 2159979192. Its totient is φ = 514280720.

The previous prime is 1131417593. The next prime is 1131417647. The reversal of 1131417628 is 8267141311.

It is a junction number, because it is equal to n+sod(n) for n = 1131417593 and 1131417602.

It is a congruent number.

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, 12856975 + ... + 12857062.

It is an arithmetic number, because the mean of its divisors is an integer number (179998266).

Almost surely, 2^1131417628 is an apocalyptic number.

It is an amenable number.

1131417628 is a deficient number, since it is larger than the sum of its proper divisors (1028561564).

1131417628 is a wasteful number, since it uses less digits than its factorization.

1131417628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25714052 (or 25714050 counting only the distinct ones).

The product of its digits is 8064, while the sum is 34.

The square root of 1131417628 is about 33636.5519636005. The cubic root of 1131417628 is about 1042.0158227194.

Adding to 1131417628 its reverse (8267141311), we get a palindrome (9398558939).

The spelling of 1131417628 in words is "one billion, one hundred thirty-one million, four hundred seventeen thousand, six hundred twenty-eight".