1552340455 has 4 divisors (see below), whose sum is σ = 1862808552. Its totient is φ = 1241872360.

The previous prime is 1552340423. The next prime is 1552340459. The reversal of 1552340455 is 5540432551.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5540432551 = 463 ⋅11966377.

It is not a de Polignac number, because 1552340455 - 2⁵ = 1552340423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1552340455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552340459) 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, 155234041 + ... + 155234050.

It is an arithmetic number, because the mean of its divisors is an integer number (465702138).

Almost surely, 2^1552340455 is an apocalyptic number.

1552340455 is a deficient number, since it is larger than the sum of its proper divisors (310468097).

1552340455 is an equidigital number, since it uses as much as digits as its factorization.

1552340455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310468096.

The product of its (nonzero) digits is 60000, while the sum is 34.

The square root of 1552340455 is about 39399.7519662244. The cubic root of 1552340455 is about 1157.8767280382.

The spelling of 1552340455 in words is "one billion, five hundred fifty-two million, three hundred forty thousand, four hundred fifty-five".