742112707 has 4 divisors (see below), whose sum is σ = 848128816. Its totient is φ = 636096600.

The previous prime is 742112681. The next prime is 742112719. The reversal of 742112707 is 707211247.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 707211247 = 61 ⋅11593627.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-742112707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (742115707) 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, 53008044 + ... + 53008057.

It is an arithmetic number, because the mean of its divisors is an integer number (212032204).

Almost surely, 2^742112707 is an apocalyptic number.

742112707 is a deficient number, since it is larger than the sum of its proper divisors (106016109).

742112707 is a wasteful number, since it uses less digits than its factorization.

742112707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106016108.

The product of its (nonzero) digits is 5488, while the sum is 31.

The square root of 742112707 is about 27241.7456672659. The cubic root of 742112707 is about 905.3641410808.

The spelling of 742112707 in words is "seven hundred forty-two million, one hundred twelve thousand, seven hundred seven".