1342452145 has 4 divisors (see below), whose sum is σ = 1610942580. Its totient is φ = 1073961712.

The previous prime is 1342452143. The next prime is 1342452169. The reversal of 1342452145 is 5412542431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 963916209 + 378535936 = 31047^2 + 19456^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342452145 - 2¹ = 1342452143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1342452143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134245210 + ... + 134245219.

It is an arithmetic number, because the mean of its divisors is an integer number (402735645).

Almost surely, 2^1342452145 is an apocalyptic number.

It is an amenable number.

1342452145 is a deficient number, since it is larger than the sum of its proper divisors (268490435).

1342452145 is an equidigital number, since it uses as much as digits as its factorization.

1342452145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268490434.

The product of its digits is 19200, while the sum is 31.

The square root of 1342452145 is about 36639.4888747100. The cubic root of 1342452145 is about 1103.1458555712.

Adding to 1342452145 its reverse (5412542431), we get a palindrome (6754994576).

The spelling of 1342452145 in words is "one billion, three hundred forty-two million, four hundred fifty-two thousand, one hundred forty-five".