1152154001 has 4 divisors (see below), whose sum is σ = 1152229104. Its totient is φ = 1152078900.

The previous prime is 1152153931. The next prime is 1152154007. The reversal of 1152154001 is 1004512511.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1152154001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152154007) 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, 5315 + ... + 48296.

It is an arithmetic number, because the mean of its divisors is an integer number (288057276).

Almost surely, 2^1152154001 is an apocalyptic number.

It is an amenable number.

1152154001 is a deficient number, since it is larger than the sum of its proper divisors (75103).

1152154001 is an equidigital number, since it uses as much as digits as its factorization.

1152154001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75102.

The product of its (nonzero) digits is 200, while the sum is 20.

The square root of 1152154001 is about 33943.3940701280. The cubic root of 1152154001 is about 1048.3432681942.

Adding to 1152154001 its reverse (1004512511), we get a palindrome (2156666512).

The spelling of 1152154001 in words is "one billion, one hundred fifty-two million, one hundred fifty-four thousand, one".