1435401361 has 4 divisors (see below), whose sum is σ = 1468782832. Its totient is φ = 1402019892.

The previous prime is 1435401343. The next prime is 1435401427. The reversal of 1435401361 is 1631045341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1631045341 = 43 ⋅37931287.

It is a cyclic number.

It is not a de Polignac number, because 1435401361 - 2⁵ = 1435401329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1435401301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16690671 + ... + 16690756.

It is an arithmetic number, because the mean of its divisors is an integer number (367195708).

Almost surely, 2^1435401361 is an apocalyptic number.

It is an amenable number.

1435401361 is a deficient number, since it is larger than the sum of its proper divisors (33381471).

1435401361 is an equidigital number, since it uses as much as digits as its factorization.

1435401361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33381470.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1435401361 is about 37886.6910801141. The cubic root of 1435401361 is about 1128.0398736073.

The spelling of 1435401361 in words is "one billion, four hundred thirty-five million, four hundred one thousand, three hundred sixty-one".