1132100621 has 2 divisors, whose sum is σ = 1132100622. Its totient is φ = 1132100620.

The previous prime is 1132100597. The next prime is 1132100639. The reversal of 1132100621 is 1260012311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1124864521 + 7236100 = 33539^2 + 2690^2 .

It is a cyclic number.

It is not a de Polignac number, because 1132100621 - 2¹⁰ = 1132099597 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1132100621.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1132160621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566050310 + 566050311.

It is an arithmetic number, because the mean of its divisors is an integer number (566050311).

Almost surely, 2^1132100621 is an apocalyptic number.

It is an amenable number.

1132100621 is a deficient number, since it is larger than the sum of its proper divisors (1).

1132100621 is an equidigital number, since it uses as much as digits as its factorization.

1132100621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1132100621 is about 33646.7029736942. The cubic root of 1132100621 is about 1042.2254554070.

Adding to 1132100621 its reverse (1260012311), we get a palindrome (2392112932).

The spelling of 1132100621 in words is "one billion, one hundred thirty-two million, one hundred thousand, six hundred twenty-one".