1551141452 has 36 divisors (see below), whose sum is σ = 3164714784. Its totient is φ = 663294240.

The previous prime is 1551141419. The next prime is 1551141457. The reversal of 1551141452 is 2541411551.

It is a super-2 number, since 2×1551141452² = 4812079608225336608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1551141457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81773 + ... + 98939.

It is an arithmetic number, because the mean of its divisors is an integer number (87908744).

Almost surely, 2^1551141452 is an apocalyptic number.

It is an amenable number.

1551141452 is an abundant number, since it is smaller than the sum of its proper divisors (1613573332).

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

1551141452 is a wasteful number, since it uses less digits than its factorization.

1551141452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17646 (or 17637 counting only the distinct ones).

The product of its digits is 4000, while the sum is 29.

The square root of 1551141452 is about 39384.5331570656. The cubic root of 1551141452 is about 1157.5785427502.

The spelling of 1551141452 in words is "one billion, five hundred fifty-one million, one hundred forty-one thousand, four hundred fifty-two".