1152100453 has 4 divisors (see below), whose sum is σ = 1316686240. Its totient is φ = 987514668.

The previous prime is 1152100447. The next prime is 1152100459. The reversal of 1152100453 is 3540012511.

It is a happy number.

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 (1152100447) and next prime (1152100459).

It is a de Polignac number, because none of the positive numbers 2^k-1152100453 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 (1152100459) 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, 82292883 + ... + 82292896.

It is an arithmetic number, because the mean of its divisors is an integer number (329171560).

Almost surely, 2^1152100453 is an apocalyptic number.

It is an amenable number.

1152100453 is a deficient number, since it is larger than the sum of its proper divisors (164585787).

1152100453 is an equidigital number, since it uses as much as digits as its factorization.

1152100453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164585786.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1152100453 is about 33942.6052771439. The cubic root of 1152100453 is about 1048.3270268599.

Adding to 1152100453 its reverse (3540012511), we get a palindrome (4692112964).

The spelling of 1152100453 in words is "one billion, one hundred fifty-two million, one hundred thousand, four hundred fifty-three".