340948537 has 2 divisors, whose sum is σ = 340948538. Its totient is φ = 340948536.

The previous prime is 340948529. The next prime is 340948609. The reversal of 340948537 is 735849043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 340919296 + 29241 = 18464^2 + 171^2 .

It is a cyclic number.

It is not a de Polignac number, because 340948537 - 2³ = 340948529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 340948493 and 340948502.

It is not a weakly prime, because it can be changed into another prime (340948507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170474268 + 170474269.

It is an arithmetic number, because the mean of its divisors is an integer number (170474269).

Almost surely, 2^340948537 is an apocalyptic number.

It is an amenable number.

340948537 is a deficient number, since it is larger than the sum of its proper divisors (1).

340948537 is an equidigital number, since it uses as much as digits as its factorization.

340948537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 340948537 is about 18464.7918211931. The cubic root of 340948537 is about 698.6016554166.

The spelling of 340948537 in words is "three hundred forty million, nine hundred forty-eight thousand, five hundred thirty-seven".