151294789 has 2 divisors, whose sum is σ = 151294790. Its totient is φ = 151294788.

The previous prime is 151294721. The next prime is 151294799. The reversal of 151294789 is 987492151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149450625 + 1844164 = 12225^2 + 1358^2 .

It is a cyclic number.

It is not a de Polignac number, because 151294789 - 2¹⁷ = 151163717 is a prime.

It is a super-2 number, since 2×151294789² = 45780226357109042, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151294799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75647394 + 75647395.

It is an arithmetic number, because the mean of its divisors is an integer number (75647395).

Almost surely, 2^151294789 is an apocalyptic number.

It is an amenable number.

151294789 is a deficient number, since it is larger than the sum of its proper divisors (1).

151294789 is an equidigital number, since it uses as much as digits as its factorization.

151294789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 46.

The square root of 151294789 is about 12300.1946732562. The cubic root of 151294789 is about 532.8537052134.

The spelling of 151294789 in words is "one hundred fifty-one million, two hundred ninety-four thousand, seven hundred eighty-nine".