345540126 has 16 divisors (see below), whose sum is σ = 691634304. Its totient is φ = 115087704.

The previous prime is 345540103. The next prime is 345540149. The reversal of 345540126 is 621045543.

It is an interprime number because it is at equal distance from previous prime (345540103) and next prime (345540149).

It is a junction number, because it is equal to n+sod(n) for n = 345540093 and 345540102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14746 + ... + 30141.

It is an arithmetic number, because the mean of its divisors is an integer number (43227144).

Almost surely, 2^345540126 is an apocalyptic number.

345540126 is an abundant number, since it is smaller than the sum of its proper divisors (346094178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345540126 is a wasteful number, since it uses less digits than its factorization.

345540126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46175.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 345540126 is about 18588.7096378420. The cubic root of 345540126 is about 701.7237287569.

Adding to 345540126 its reverse (621045543), we get a palindrome (966585669).

The spelling of 345540126 in words is "three hundred forty-five million, five hundred forty thousand, one hundred twenty-six".