5155783997 has 16 divisors (see below), whose sum is σ = 6347631360. Its totient is φ = 4077983232.

The previous prime is 5155783967. The next prime is 5155783999. The reversal of 5155783997 is 7993875515.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 5155783997 - 2¹² = 5155779901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5155783999) 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 15 ways as a sum of consecutive naturals, for example, 351629 + ... + 365997.

It is an arithmetic number, because the mean of its divisors is an integer number (396726960).

Almost surely, 2^5155783997 is an apocalyptic number.

It is an amenable number.

5155783997 is a deficient number, since it is larger than the sum of its proper divisors (1191847363).

5155783997 is a wasteful number, since it uses less digits than its factorization.

5155783997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18332.

The product of its digits is 11907000, while the sum is 59.

The square root of 5155783997 is about 71803.7881800118. The cubic root of 5155783997 is about 1727.5537610386.

The spelling of 5155783997 in words is "five billion, one hundred fifty-five million, seven hundred eighty-three thousand, nine hundred ninety-seven".