5251503345 has 16 divisors (see below), whose sum is σ = 9166260672. Its totient is φ = 2546183360.

The previous prime is 5251503343. The next prime is 5251503373. The reversal of 5251503345 is 5433051525.

It is a happy number.

It is not a de Polignac number, because 5251503345 - 2¹ = 5251503343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (5251503343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15913482 + ... + 15913811.

It is an arithmetic number, because the mean of its divisors is an integer number (572891292).

Almost surely, 2^5251503345 is an apocalyptic number.

5251503345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5251503345 is a deficient number, since it is larger than the sum of its proper divisors (3914757327).

5251503345 is a wasteful number, since it uses less digits than its factorization.

5251503345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31827312.

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 5251503345 is about 72467.2570544794. The cubic root of 5251503345 is about 1738.1792008103.

The spelling of 5251503345 in words is "five billion, two hundred fifty-one million, five hundred three thousand, three hundred forty-five".