340133537 has 2 divisors, whose sum is σ = 340133538. Its totient is φ = 340133536.

The previous prime is 340133461. The next prime is 340133539. The reversal of 340133537 is 735331043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 293402641 + 46730896 = 17129^2 + 6836^2 .

It is a cyclic number.

It is not a de Polignac number, because 340133537 - 2⁸ = 340133281 is a prime.

Together with 340133539, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (340133539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170066768 + 170066769.

It is an arithmetic number, because the mean of its divisors is an integer number (170066769).

Almost surely, 2^340133537 is an apocalyptic number.

It is an amenable number.

340133537 is a deficient number, since it is larger than the sum of its proper divisors (1).

340133537 is an equidigital number, since it uses as much as digits as its factorization.

340133537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 340133537 is about 18442.7095894286. The cubic root of 340133537 is about 698.0445678064.

The spelling of 340133537 in words is "three hundred forty million, one hundred thirty-three thousand, five hundred thirty-seven".