345101287 has 2 divisors, whose sum is σ = 345101288. Its totient is φ = 345101286.

The previous prime is 345101249. The next prime is 345101299. The reversal of 345101287 is 782101543.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345101287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345101227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172550643 + 172550644.

It is an arithmetic number, because the mean of its divisors is an integer number (172550644).

Almost surely, 2^345101287 is an apocalyptic number.

345101287 is a deficient number, since it is larger than the sum of its proper divisors (1).

345101287 is an equidigital number, since it uses as much as digits as its factorization.

345101287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 345101287 is about 18576.9019753026. The cubic root of 345101287 is about 701.4265378066.

The spelling of 345101287 in words is "three hundred forty-five million, one hundred one thousand, two hundred eighty-seven".