340796149 has 2 divisors, whose sum is σ = 340796150. Its totient is φ = 340796148.

The previous prime is 340796123. The next prime is 340796153. The reversal of 340796149 is 941697043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 312653124 + 28143025 = 17682^2 + 5305^2 .

It is a cyclic number.

It is not a de Polignac number, because 340796149 - 2⁵ = 340796117 is a prime.

It is a super-2 number, since 2×340796149² = 232284030346460402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340796249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170398074 + 170398075.

It is an arithmetic number, because the mean of its divisors is an integer number (170398075).

Almost surely, 2^340796149 is an apocalyptic number.

It is an amenable number.

340796149 is a deficient number, since it is larger than the sum of its proper divisors (1).

340796149 is an equidigital number, since it uses as much as digits as its factorization.

340796149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 340796149 is about 18460.6649121856. The cubic root of 340796149 is about 698.4975591849.

The spelling of 340796149 in words is "three hundred forty million, seven hundred ninety-six thousand, one hundred forty-nine".