1101205413 has 96 divisors (see below), whose sum is σ = 2114491392. Its totient is φ = 534643200.

The previous prime is 1101205403. The next prime is 1101205423. The reversal of 1101205413 is 3145021011.

1101205413 is a `hidden beast` number, since 1 + 1 + 0 + 120 + 541 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1101205403) and next prime (1101205423).

It is not a de Polignac number, because 1101205413 - 2⁵ = 1101205381 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101205403) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2485570 + ... + 2486012.

It is an arithmetic number, because the mean of its divisors is an integer number (22025952).

Almost surely, 2^1101205413 is an apocalyptic number.

It is an amenable number.

1101205413 is a deficient number, since it is larger than the sum of its proper divisors (1013285979).

1101205413 is a wasteful number, since it uses less digits than its factorization.

1101205413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695 (or 692 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1101205413 is about 33184.4152125663. The cubic root of 1101205413 is about 1032.6570456457.

Adding to 1101205413 its reverse (3145021011), we get a palindrome (4246226424).

The spelling of 1101205413 in words is "one billion, one hundred one million, two hundred five thousand, four hundred thirteen".