1342045191 has 16 divisors (see below), whose sum is σ = 1830564864. Its totient is φ = 874175904.

The previous prime is 1342045189. The next prime is 1342045217. The reversal of 1342045191 is 1915402431.

It is not a de Polignac number, because 1342045191 - 2¹ = 1342045189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342045181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78670 + ... + 94196.

It is an arithmetic number, because the mean of its divisors is an integer number (114410304).

Almost surely, 2^1342045191 is an apocalyptic number.

1342045191 is a deficient number, since it is larger than the sum of its proper divisors (488519673).

1342045191 is a wasteful number, since it uses less digits than its factorization.

1342045191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16190.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1342045191 is about 36633.9349647291. The cubic root of 1342045191 is about 1103.0343742567.

The spelling of 1342045191 in words is "one billion, three hundred forty-two million, forty-five thousand, one hundred ninety-one".