1552541451 has 8 divisors (see below), whose sum is σ = 2099211264. Its totient is φ = 1020449640.

The previous prime is 1552541449. The next prime is 1552541461. The reversal of 1552541451 is 1541452551.

It is a happy number.

1552541451 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1552541451 - 2¹ = 1552541449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1552541461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3644251 + ... + 3644676.

It is an arithmetic number, because the mean of its divisors is an integer number (262401408).

Almost surely, 2^1552541451 is an apocalyptic number.

1552541451 is a deficient number, since it is larger than the sum of its proper divisors (546669813).

1552541451 is an equidigital number, since it uses as much as digits as its factorization.

1552541451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7289001.

The product of its digits is 20000, while the sum is 33.

The square root of 1552541451 is about 39402.3026103805. The cubic root of 1552541451 is about 1157.9266995820.

Subtracting from 1552541451 its reverse (1541452551), we obtain a square (11088900 = 3330²).

The spelling of 1552541451 in words is "one billion, five hundred fifty-two million, five hundred forty-one thousand, four hundred fifty-one".