291654489151 has 2 divisors, whose sum is σ = 291654489152. Its totient is φ = 291654489150.

The previous prime is 291654489143. The next prime is 291654489169. The reversal of 291654489151 is 151984456192.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 291654489151 - 2³ = 291654489143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 291654489092 and 291654489101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (291654489131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145827244575 + 145827244576.

It is an arithmetic number, because the mean of its divisors is an integer number (145827244576).

Almost surely, 2^291654489151 is an apocalyptic number.

291654489151 is a deficient number, since it is larger than the sum of its proper divisors (1).

291654489151 is an equidigital number, since it uses as much as digits as its factorization.

291654489151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3110400, while the sum is 55.

The spelling of 291654489151 in words is "two hundred ninety-one billion, six hundred fifty-four million, four hundred eighty-nine thousand, one hundred fifty-one".