1345530154091 has 2 divisors, whose sum is σ = 1345530154092. Its totient is φ = 1345530154090.

The previous prime is 1345530154079. The next prime is 1345530154153. The reversal of 1345530154091 is 1904510355431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1345530154091 - 2¹⁰ = 1345530153067 is a prime.

It is not a weakly prime, because it can be changed into another prime (1345530154021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672765077045 + 672765077046.

It is an arithmetic number, because the mean of its divisors is an integer number (672765077046).

Almost surely, 2^{1345530154091} is an apocalyptic number.

1345530154091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1345530154091 is an equidigital number, since it uses as much as digits as its factorization.

1345530154091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 41.

The spelling of 1345530154091 in words is "one trillion, three hundred forty-five billion, five hundred thirty million, one hundred fifty-four thousand, ninety-one".