1552404345 has 8 divisors (see below), whose sum is σ = 2483846976. Its totient is φ = 827948976.

The previous prime is 1552404331. The next prime is 1552404353. The reversal of 1552404345 is 5434042551.

1552404345 is digitally balanced in base 6, 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 1552404345 - 2⁶ = 1552404281 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51746797 + ... + 51746826.

It is an arithmetic number, because the mean of its divisors is an integer number (310480872).

Almost surely, 2^1552404345 is an apocalyptic number.

1552404345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1552404345 is a deficient number, since it is larger than the sum of its proper divisors (931442631).

1552404345 is a wasteful number, since it uses less digits than its factorization.

1552404345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103493631.

The product of its (nonzero) digits is 48000, while the sum is 33.

The square root of 1552404345 is about 39400.5627497882. The cubic root of 1552404345 is about 1157.8926128116.

Adding to 1552404345 its reverse (5434042551), we get a palindrome (6986446896).

The spelling of 1552404345 in words is "one billion, five hundred fifty-two million, four hundred four thousand, three hundred forty-five".