1342546249 has 4 divisors (see below), whose sum is σ = 1464595920. Its totient is φ = 1220496580.

The previous prime is 1342546243. The next prime is 1342546267. The reversal of 1342546249 is 9426452431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1342546249 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342546243) 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, 61024819 + ... + 61024840.

It is an arithmetic number, because the mean of its divisors is an integer number (366148980).

Almost surely, 2^1342546249 is an apocalyptic number.

It is an amenable number.

1342546249 is a deficient number, since it is larger than the sum of its proper divisors (122049671).

1342546249 is a wasteful number, since it uses less digits than its factorization.

1342546249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122049670.

The product of its digits is 207360, while the sum is 40.

The square root of 1342546249 is about 36640.7730404259. The cubic root of 1342546249 is about 1103.1716312912.

The spelling of 1342546249 in words is "one billion, three hundred forty-two million, five hundred forty-six thousand, two hundred forty-nine".