149794829 has 2 divisors, whose sum is σ = 149794830. Its totient is φ = 149794828.

The previous prime is 149794793. The next prime is 149794859. The reversal of 149794829 is 928497941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148181929 + 1612900 = 12173^2 + 1270^2 .

It is a cyclic number.

It is not a de Polignac number, because 149794829 - 2¹² = 149790733 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149794859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74897414 + 74897415.

It is an arithmetic number, because the mean of its divisors is an integer number (74897415).

Almost surely, 2^149794829 is an apocalyptic number.

It is an amenable number.

149794829 is a deficient number, since it is larger than the sum of its proper divisors (1).

149794829 is an equidigital number, since it uses as much as digits as its factorization.

149794829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 53.

The square root of 149794829 is about 12239.0697767437. The cubic root of 149794829 is about 531.0869221435.

The spelling of 149794829 in words is "one hundred forty-nine million, seven hundred ninety-four thousand, eight hundred twenty-nine".