158096749 has 2 divisors, whose sum is σ = 158096750. Its totient is φ = 158096748.

The previous prime is 158096747. The next prime is 158096833. The reversal of 158096749 is 947690851.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147792649 + 10304100 = 12157^2 + 3210^2 .

It is a cyclic number.

It is not a de Polignac number, because 158096749 - 2¹ = 158096747 is a prime.

Together with 158096747, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158096747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79048374 + 79048375.

It is an arithmetic number, because the mean of its divisors is an integer number (79048375).

Almost surely, 2^158096749 is an apocalyptic number.

It is an amenable number.

158096749 is a deficient number, since it is larger than the sum of its proper divisors (1).

158096749 is an equidigital number, since it uses as much as digits as its factorization.

158096749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 158096749 is about 12573.6529696027. The cubic root of 158096749 is about 540.7223403597.

The spelling of 158096749 in words is "one hundred fifty-eight million, ninety-six thousand, seven hundred forty-nine".