1133673557 has 4 divisors (see below), whose sum is σ = 1136122560. Its totient is φ = 1131224556.

The previous prime is 1133673533. The next prime is 1133673581. The reversal of 1133673557 is 7553763311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1133673533) and next prime (1133673581).

It is a cyclic number.

It is not a de Polignac number, because 1133673557 - 2⁸ = 1133673301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133673157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1223807 + ... + 1224732.

It is an arithmetic number, because the mean of its divisors is an integer number (284030640).

Almost surely, 2^1133673557 is an apocalyptic number.

It is an amenable number.

1133673557 is a deficient number, since it is larger than the sum of its proper divisors (2449003).

1133673557 is an equidigital number, since it uses as much as digits as its factorization.

1133673557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2449002.

The product of its digits is 198450, while the sum is 41.

The square root of 1133673557 is about 33670.0691564481. The cubic root of 1133673557 is about 1042.7079199679.

The spelling of 1133673557 in words is "one billion, one hundred thirty-three million, six hundred seventy-three thousand, five hundred fifty-seven".