340444051 has 2 divisors, whose sum is σ = 340444052. Its totient is φ = 340444050.

The previous prime is 340444043. The next prime is 340444073. The reversal of 340444051 is 150444043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340444051 - 2³ = 340444043 is a prime.

It is a super-2 number, since 2×340444051² = 231804303722581202, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (340444031) 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, 170222025 + 170222026.

It is an arithmetic number, because the mean of its divisors is an integer number (170222026).

Almost surely, 2^340444051 is an apocalyptic number.

340444051 is a deficient number, since it is larger than the sum of its proper divisors (1).

340444051 is an equidigital number, since it uses as much as digits as its factorization.

340444051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 340444051 is about 18451.1260090001. The cubic root of 340444051 is about 698.2569223296.

Adding to 340444051 its reverse (150444043), we get a palindrome (490888094).

The spelling of 340444051 in words is "three hundred forty million, four hundred forty-four thousand, fifty-one".