345848537 has 2 divisors, whose sum is σ = 345848538. Its totient is φ = 345848536.

The previous prime is 345848533. The next prime is 345848551. The reversal of 345848537 is 735848543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 252841801 + 93006736 = 15901^2 + 9644^2 .

It is a cyclic number.

It is not a de Polignac number, because 345848537 - 2² = 345848533 is a prime.

It is a super-2 number, since 2×345848537² = 239222421090080738, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 345848491 and 345848500.

It is not a weakly prime, because it can be changed into another prime (345848533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172924268 + 172924269.

It is an arithmetic number, because the mean of its divisors is an integer number (172924269).

Almost surely, 2^345848537 is an apocalyptic number.

It is an amenable number.

345848537 is a deficient number, since it is larger than the sum of its proper divisors (1).

345848537 is an equidigital number, since it uses as much as digits as its factorization.

345848537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1612800, while the sum is 47.

The square root of 345848537 is about 18597.0034414150. The cubic root of 345848537 is about 701.9324406106.

The spelling of 345848537 in words is "three hundred forty-five million, eight hundred forty-eight thousand, five hundred thirty-seven".