1335242879 has 8 divisors (see below), whose sum is σ = 1405923840. Its totient is φ = 1264602456.

The previous prime is 1335242873. The next prime is 1335242921. The reversal of 1335242879 is 9782425331.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1335242879 - 2¹² = 1335238783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1335242873) 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, 76592 + ... + 92394.

It is an arithmetic number, because the mean of its divisors is an integer number (175740480).

Almost surely, 2^1335242879 is an apocalyptic number.

1335242879 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1335242879 is a deficient number, since it is larger than the sum of its proper divisors (70680961).

1335242879 is a wasteful number, since it uses less digits than its factorization.

1335242879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20269.

The product of its digits is 362880, while the sum is 44.

The square root of 1335242879 is about 36540.9753427573. The cubic root of 1335242879 is about 1101.1675974028.

The spelling of 1335242879 in words is "one billion, three hundred thirty-five million, two hundred forty-two thousand, eight hundred seventy-nine".