1151401452 has 12 divisors (see below), whose sum is σ = 2686603416. Its totient is φ = 383800480.

The previous prime is 1151401451. The next prime is 1151401457. The reversal of 1151401452 is 2541041511.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1151401451) 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, 47975049 + ... + 47975072.

It is an arithmetic number, because the mean of its divisors is an integer number (223883618).

Almost surely, 2^1151401452 is an apocalyptic number.

1151401452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1151401452 is an abundant number, since it is smaller than the sum of its proper divisors (1535201964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151401452 is a wasteful number, since it uses less digits than its factorization.

1151401452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95950128 (or 95950126 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 1151401452 is about 33932.3069065456. The cubic root of 1151401452 is about 1048.1149707307.

Adding to 1151401452 its reverse (2541041511), we get a palindrome (3692442963).

The spelling of 1151401452 in words is "one billion, one hundred fifty-one million, four hundred one thousand, four hundred fifty-two".