2046156551 has 2 divisors, whose sum is σ = 2046156552. Its totient is φ = 2046156550.

The previous prime is 2046156527. The next prime is 2046156557. The reversal of 2046156551 is 1556516402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2046156551 - 2⁶ = 2046156487 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2046156557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023078275 + 1023078276.

It is an arithmetic number, because the mean of its divisors is an integer number (1023078276).

Almost surely, 2^2046156551 is an apocalyptic number.

2046156551 is a deficient number, since it is larger than the sum of its proper divisors (1).

2046156551 is an equidigital number, since it uses as much as digits as its factorization.

2046156551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 2046156551 is about 45234.4619841996. The cubic root of 2046156551 is about 1269.5396994746.

The spelling of 2046156551 in words is "two billion, forty-six million, one hundred fifty-six thousand, five hundred fifty-one".