340103553 has 32 divisors (see below), whose sum is σ = 506649600. Its totient is φ = 201934656.

The previous prime is 340103551. The next prime is 340103563. The reversal of 340103553 is 355301043.

It is a happy number.

It is not a de Polignac number, because 340103553 - 2¹ = 340103551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340103551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75151 + ... + 79547.

It is an arithmetic number, because the mean of its divisors is an integer number (15832800).

Almost surely, 2^340103553 is an apocalyptic number.

It is an amenable number.

340103553 is a deficient number, since it is larger than the sum of its proper divisors (166546047).

340103553 is a wasteful number, since it uses less digits than its factorization.

340103553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4501.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 340103553 is about 18441.8966757761. The cubic root of 340103553 is about 698.0240554869.

Adding to 340103553 its reverse (355301043), we get a palindrome (695404596).

The spelling of 340103553 in words is "three hundred forty million, one hundred three thousand, five hundred fifty-three".