1342819091 has 8 divisors (see below), whose sum is σ = 1423665600. Its totient is φ = 1262989800.

The previous prime is 1342819067. The next prime is 1342819099. The reversal of 1342819091 is 1909182431.

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 1342819091 - 2¹⁰ = 1342818067 is a prime.

It is a super-2 number, since 2×1342819091² = 3606326222308132562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342819099) 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, 251585 + ... + 256866.

It is an arithmetic number, because the mean of its divisors is an integer number (177958200).

Almost surely, 2^1342819091 is an apocalyptic number.

1342819091 is a deficient number, since it is larger than the sum of its proper divisors (80846509).

1342819091 is a wasteful number, since it uses less digits than its factorization.

1342819091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508609.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 1342819091 is about 36644.4960532956. The cubic root of 1342819091 is about 1103.2463577465.

The spelling of 1342819091 in words is "one billion, three hundred forty-two million, eight hundred nineteen thousand, ninety-one".