2154304051 has 2 divisors, whose sum is σ = 2154304052. Its totient is φ = 2154304050.

The previous prime is 2154304001. The next prime is 2154304057. The reversal of 2154304051 is 1504034512.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2154304051 - 2¹³ = 2154295859 is a prime.

It is not a weakly prime, because it can be changed into another prime (2154304057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077152025 + 1077152026.

It is an arithmetic number, because the mean of its divisors is an integer number (1077152026).

Almost surely, 2^2154304051 is an apocalyptic number.

2154304051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2154304051 is an equidigital number, since it uses as much as digits as its factorization.

2154304051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2154304051 is about 46414.4810484831. The cubic root of 2154304051 is about 1291.5235591399.

Adding to 2154304051 its reverse (1504034512), we get a palindrome (3658338563).

The spelling of 2154304051 in words is "two billion, one hundred fifty-four million, three hundred four thousand, fifty-one".