1342652521 has 8 divisors (see below), whose sum is σ = 1538215040. Its totient is φ = 1148028768.

The previous prime is 1342652513. The next prime is 1342652533. The reversal of 1342652521 is 1252562431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1342652521 - 2³ = 1342652513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342650521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231621 + ... + 237346.

It is an arithmetic number, because the mean of its divisors is an integer number (192276880).

Almost surely, 2^1342652521 is an apocalyptic number.

It is an amenable number.

1342652521 is a deficient number, since it is larger than the sum of its proper divisors (195562519).

1342652521 is an equidigital number, since it uses as much as digits as its factorization.

1342652521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469383.

The product of its digits is 14400, while the sum is 31.

The square root of 1342652521 is about 36642.2231994730. The cubic root of 1342652521 is about 1103.2007384604.

The spelling of 1342652521 in words is "one billion, three hundred forty-two million, six hundred fifty-two thousand, five hundred twenty-one".