273401129 has 2 divisors, whose sum is σ = 273401130. Its totient is φ = 273401128.

The previous prime is 273401119. The next prime is 273401137. The reversal of 273401129 is 921104372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 219040000 + 54361129 = 14800^2 + 7373^2 .

It is a cyclic number.

It is not a de Polignac number, because 273401129 - 2⁴ = 273401113 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (273401119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136700564 + 136700565.

It is an arithmetic number, because the mean of its divisors is an integer number (136700565).

Almost surely, 2^273401129 is an apocalyptic number.

It is an amenable number.

273401129 is a deficient number, since it is larger than the sum of its proper divisors (1).

273401129 is an equidigital number, since it uses as much as digits as its factorization.

273401129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 273401129 is about 16534.8459019127. The cubic root of 273401129 is about 649.0329833673.

The spelling of 273401129 in words is "two hundred seventy-three million, four hundred one thousand, one hundred twenty-nine".