742133311 has 4 divisors (see below), whose sum is σ = 742234752. Its totient is φ = 742031872.

The previous prime is 742133299. The next prime is 742133321. The reversal of 742133311 is 113331247.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 742133311 - 2⁵ = 742133279 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 (742133321) 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, 38815 + ... + 54688.

It is an arithmetic number, because the mean of its divisors is an integer number (185558688).

Almost surely, 2^742133311 is an apocalyptic number.

742133311 is a deficient number, since it is larger than the sum of its proper divisors (101441).

742133311 is an equidigital number, since it uses as much as digits as its factorization.

742133311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101440.

The product of its digits is 1512, while the sum is 25.

The square root of 742133311 is about 27242.1238342388. The cubic root of 742133311 is about 905.3725198396.

Adding to 742133311 its reverse (113331247), we get a palindrome (855464558).

The spelling of 742133311 in words is "seven hundred forty-two million, one hundred thirty-three thousand, three hundred eleven".