340552403 has 16 divisors (see below), whose sum is σ = 356571936. Its totient is φ = 324956160.

The previous prime is 340552397. The next prime is 340552411. The reversal of 340552403 is 304255043.

It is a cyclic number.

It is not a de Polignac number, because 340552403 - 2⁶ = 340552339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340551403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 530963 + ... + 531603.

It is an arithmetic number, because the mean of its divisors is an integer number (22285746).

Almost surely, 2^340552403 is an apocalyptic number.

340552403 is a deficient number, since it is larger than the sum of its proper divisors (16019533).

340552403 is a wasteful number, since it uses less digits than its factorization.

340552403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934.

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 340552403 is about 18454.0619647816. The cubic root of 340552403 is about 698.3309917778.

The spelling of 340552403 in words is "three hundred forty million, five hundred fifty-two thousand, four hundred three".