2051304155 has 8 divisors (see below), whose sum is σ = 2463015600. Its totient is φ = 1640076256.

The previous prime is 2051304137. The next prime is 2051304173. The reversal of 2051304155 is 5514031502.

It is an interprime number because it is at equal distance from previous prime (2051304137) and next prime (2051304173).

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

It is a cyclic number.

It is not a de Polignac number, because 2051304155 - 2⁶ = 2051304091 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 111485 + ... + 128574.

It is an arithmetic number, because the mean of its divisors is an integer number (307876950).

Almost surely, 2^2051304155 is an apocalyptic number.

2051304155 is a deficient number, since it is larger than the sum of its proper divisors (411711445).

2051304155 is a wasteful number, since it uses less digits than its factorization.

2051304155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241773.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 2051304155 is about 45291.3253835654. The cubic root of 2051304155 is about 1270.6034198236.

Adding to 2051304155 its reverse (5514031502), we get a palindrome (7565335657).

The spelling of 2051304155 in words is "two billion, fifty-one million, three hundred four thousand, one hundred fifty-five".