151042247977 has 2 divisors, whose sum is σ = 151042247978. Its totient is φ = 151042247976.

The previous prime is 151042247927. The next prime is 151042248013. The reversal of 151042247977 is 779742240151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149379158016 + 1663089961 = 386496^2 + 40781^2 .

It is a cyclic number.

It is not a de Polignac number, because 151042247977 - 2¹⁵ = 151042215209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151042247977.

It is not a weakly prime, because it can be changed into another prime (151042247927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75521123988 + 75521123989.

It is an arithmetic number, because the mean of its divisors is an integer number (75521123989).

Almost surely, 2^151042247977 is an apocalyptic number.

It is an amenable number.

151042247977 is a deficient number, since it is larger than the sum of its proper divisors (1).

151042247977 is an equidigital number, since it uses as much as digits as its factorization.

151042247977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 987840, while the sum is 49.

The spelling of 151042247977 in words is "one hundred fifty-one billion, forty-two million, two hundred forty-seven thousand, nine hundred seventy-seven".