1101456813 has 8 divisors (see below), whose sum is σ = 1483150176. Its totient is φ = 727034000.

The previous prime is 1101456799. The next prime is 1101456869. The reversal of 1101456813 is 3186541011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101456813 - 2⁸ = 1101456557 is a prime.

It is a super-2 number, since 2×1101456813² = 2426414221808233938, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101456883) 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, 1817283 + ... + 1817888.

It is an arithmetic number, because the mean of its divisors is an integer number (185393772).

Almost surely, 2^1101456813 is an apocalyptic number.

It is an amenable number.

1101456813 is a deficient number, since it is larger than the sum of its proper divisors (381693363).

1101456813 is a wasteful number, since it uses less digits than its factorization.

1101456813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3635275.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 1101456813 is about 33188.2029191097. The cubic root of 1101456813 is about 1032.7356232434.

Adding to 1101456813 its reverse (3186541011), we get a palindrome (4287997824).

The spelling of 1101456813 in words is "one billion, one hundred one million, four hundred fifty-six thousand, eight hundred thirteen".