1554505252 has 12 divisors (see below), whose sum is σ = 2746796416. Its totient is φ = 769706280.

The previous prime is 1554505247. The next prime is 1554505291. The reversal of 1554505252 is 2525054551.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1886124 + ... + 1886947.

Almost surely, 2^1554505252 is an apocalyptic number.

It is an amenable number.

1554505252 is a deficient number, since it is larger than the sum of its proper divisors (1192291164).

1554505252 is a wasteful number, since it uses less digits than its factorization.

1554505252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3773178 (or 3773176 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 34.

The square root of 1554505252 is about 39427.2146112301. The cubic root of 1554505252 is about 1158.4147122141.

The spelling of 1554505252 in words is "one billion, five hundred fifty-four million, five hundred five thousand, two hundred fifty-two".