1151512453 has 32 divisors (see below), whose sum is σ = 1481768960. Its totient is φ = 870367680.

The previous prime is 1151512447. The next prime is 1151512463. The reversal of 1151512453 is 3542151511.

It is not a de Polignac number, because 1151512453 - 2²⁵ = 1117958021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151512463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220276 + ... + 225442.

It is an arithmetic number, because the mean of its divisors is an integer number (46305280).

Almost surely, 2^1151512453 is an apocalyptic number.

1151512453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1151512453 is a deficient number, since it is larger than the sum of its proper divisors (330256507).

1151512453 is a wasteful number, since it uses less digits than its factorization.

1151512453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5297.

The product of its digits is 3000, while the sum is 28.

The square root of 1151512453 is about 33933.9424912579. The cubic root of 1151512453 is about 1048.1486508664.

Adding to 1151512453 its reverse (3542151511), we get a palindrome (4693663964).

The spelling of 1151512453 in words is "one billion, one hundred fifty-one million, five hundred twelve thousand, four hundred fifty-three".