1345222532 has 12 divisors (see below), whose sum is σ = 2404227840. Its totient is φ = 658300296.

The previous prime is 1345222517. The next prime is 1345222559. The reversal of 1345222532 is 2352225431.

It is a junction number, because it is equal to n+sod(n) for n = 1345222495 and 1345222504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3577532 + ... + 3577907.

It is an arithmetic number, because the mean of its divisors is an integer number (200352320).

Almost surely, 2^1345222532 is an apocalyptic number.

It is an amenable number.

1345222532 is a deficient number, since it is larger than the sum of its proper divisors (1059005308).

1345222532 is a wasteful number, since it uses less digits than its factorization.

1345222532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7155490 (or 7155488 counting only the distinct ones).

The product of its digits is 14400, while the sum is 29.

The square root of 1345222532 is about 36677.2754168027. The cubic root of 1345222532 is about 1103.9041795731.

Adding to 1345222532 its reverse (2352225431), we get a palindrome (3697447963).

The spelling of 1345222532 in words is "one billion, three hundred forty-five million, two hundred twenty-two thousand, five hundred thirty-two".