1552405441 has 8 divisors (see below), whose sum is σ = 1588164480. Its totient is φ = 1516760208.

The previous prime is 1552405433. The next prime is 1552405453. The reversal of 1552405441 is 1445042551.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1552405441 - 2³ = 1552405433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1552405741) 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, 546 + ... + 55723.

It is an arithmetic number, because the mean of its divisors is an integer number (198520560).

Almost surely, 2^1552405441 is an apocalyptic number.

It is an amenable number.

1552405441 is a deficient number, since it is larger than the sum of its proper divisors (35759039).

1552405441 is an equidigital number, since it uses as much as digits as its factorization.

1552405441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56903.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 1552405441 is about 39400.5766582166. The cubic root of 1552405441 is about 1157.8928853029.

Adding to 1552405441 its reverse (1445042551), we get a palindrome (2997447992).

The spelling of 1552405441 in words is "one billion, five hundred fifty-two million, four hundred five thousand, four hundred forty-one".