1550441253 has 8 divisors (see below), whose sum is σ = 2074560928. Its totient is φ = 1029974544.

The previous prime is 1550441251. The next prime is 1550441261. The reversal of 1550441253 is 3521440551.

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

It is not a de Polignac number, because 1550441253 - 2¹ = 1550441251 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 1550441253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550441251) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 912250 + ... + 913947.

It is an arithmetic number, because the mean of its divisors is an integer number (259320116).

Almost surely, 2^1550441253 is an apocalyptic number.

It is an amenable number.

1550441253 is a deficient number, since it is larger than the sum of its proper divisors (524119675).

1550441253 is a wasteful number, since it uses less digits than its factorization.

1550441253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826483.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1550441253 is about 39375.6428899897. The cubic root of 1550441253 is about 1157.4043361300.

The spelling of 1550441253 in words is "one billion, five hundred fifty million, four hundred forty-one thousand, two hundred fifty-three".