1355434097 has 2 divisors, whose sum is σ = 1355434098. Its totient is φ = 1355434096.

The previous prime is 1355434079. The next prime is 1355434109. The reversal of 1355434097 is 7904345531.

Together with previous prime (1355434079) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1343662336 + 11771761 = 36656^2 + 3431^2 .

It is a cyclic number.

It is not a de Polignac number, because 1355434097 - 2⁶ = 1355434033 is a prime.

It is not a weakly prime, because it can be changed into another prime (1355434007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677717048 + 677717049.

It is an arithmetic number, because the mean of its divisors is an integer number (677717049).

Almost surely, 2^1355434097 is an apocalyptic number.

It is an amenable number.

1355434097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355434097 is an equidigital number, since it uses as much as digits as its factorization.

1355434097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 41.

The square root of 1355434097 is about 36816.2205692002. The cubic root of 1355434097 is about 1106.6903816933.

The spelling of 1355434097 in words is "one billion, three hundred fifty-five million, four hundred thirty-four thousand, ninety-seven".