1133617487 has 16 divisors (see below), whose sum is σ = 1191383424. Its totient is φ = 1077504000.

The previous prime is 1133617481. The next prime is 1133617519. The reversal of 1133617487 is 7847163311.

It is a cyclic number.

It is not a de Polignac number, because 1133617487 - 2¹² = 1133613391 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133617481) 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, 463187 + ... + 465627.

It is an arithmetic number, because the mean of its divisors is an integer number (74461464).

Almost surely, 2^1133617487 is an apocalyptic number.

1133617487 is a deficient number, since it is larger than the sum of its proper divisors (57765937).

1133617487 is a wasteful number, since it uses less digits than its factorization.

1133617487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770.

The product of its digits is 84672, while the sum is 41.

The square root of 1133617487 is about 33669.2365075301. The cubic root of 1133617487 is about 1042.6907293647.

The spelling of 1133617487 in words is "one billion, one hundred thirty-three million, six hundred seventeen thousand, four hundred eighty-seven".