1342135477 has 2 divisors, whose sum is σ = 1342135478. Its totient is φ = 1342135476.

The previous prime is 1342135429. The next prime is 1342135493. The reversal of 1342135477 is 7745312431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1305665956 + 36469521 = 36134^2 + 6039^2 .

It is a cyclic number.

It is not a de Polignac number, because 1342135477 - 2¹⁵ = 1342102709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342135177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671067738 + 671067739.

It is an arithmetic number, because the mean of its divisors is an integer number (671067739).

Almost surely, 2^1342135477 is an apocalyptic number.

It is an amenable number.

1342135477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342135477 is an equidigital number, since it uses as much as digits as its factorization.

1342135477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 37.

The square root of 1342135477 is about 36635.1672167605. The cubic root of 1342135477 is about 1103.0591092231.

The spelling of 1342135477 in words is "one billion, three hundred forty-two million, one hundred thirty-five thousand, four hundred seventy-seven".