234451081 has 2 divisors, whose sum is σ = 234451082. Its totient is φ = 234451080.

The previous prime is 234451069. The next prime is 234451153. The reversal of 234451081 is 180154432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128051856 + 106399225 = 11316^2 + 10315^2 .

It is a cyclic number.

It is not a de Polignac number, because 234451081 - 2¹⁵ = 234418313 is a prime.

It is a super-2 number, since 2×234451081² = 109934618764137122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (234451001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117225540 + 117225541.

It is an arithmetic number, because the mean of its divisors is an integer number (117225541).

Almost surely, 2^234451081 is an apocalyptic number.

It is an amenable number.

234451081 is a deficient number, since it is larger than the sum of its proper divisors (1).

234451081 is an equidigital number, since it uses as much as digits as its factorization.

234451081 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 28.

The square root of 234451081 is about 15311.7954858338. The cubic root of 234451081 is about 616.6197249229.

The spelling of 234451081 in words is "two hundred thirty-four million, four hundred fifty-one thousand, eighty-one".