1345540302 has 16 divisors (see below), whose sum is σ = 2990089680. Its totient is φ = 448513416.

The previous prime is 1345540279. The next prime is 1345540303. The reversal of 1345540302 is 2030455431.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345540303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12458653 + ... + 12458760.

It is an arithmetic number, because the mean of its divisors is an integer number (186880605).

Almost surely, 2^1345540302 is an apocalyptic number.

1345540302 is an abundant number, since it is smaller than the sum of its proper divisors (1644549378).

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

1345540302 is a wasteful number, since it uses less digits than its factorization.

1345540302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24917424 (or 24917418 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 1345540302 is about 36681.6071349116. The cubic root of 1345540302 is about 1103.9910945643.

Adding to 1345540302 its reverse (2030455431), we get a palindrome (3375995733).

The spelling of 1345540302 in words is "one billion, three hundred forty-five million, five hundred forty thousand, three hundred two".