147707243 has 4 divisors (see below), whose sum is σ = 147752520. Its totient is φ = 147661968.

The previous prime is 147707221. The next prime is 147707269. The reversal of 147707243 is 342707741.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342707741 = 12973 ⋅26417.

It is a cyclic number.

It is not a de Polignac number, because 147707243 - 2¹⁶ = 147641707 is a prime.

It is a super-2 number, since 2×147707243² = 43634859269322098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147737243) 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, 17330 + ... + 24407.

It is an arithmetic number, because the mean of its divisors is an integer number (36938130).

Almost surely, 2^147707243 is an apocalyptic number.

147707243 is a deficient number, since it is larger than the sum of its proper divisors (45277).

147707243 is an equidigital number, since it uses as much as digits as its factorization.

147707243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45276.

The product of its (nonzero) digits is 32928, while the sum is 35.

The square root of 147707243 is about 12153.4868659163. The cubic root of 147707243 is about 528.6082424149.

The spelling of 147707243 in words is "one hundred forty-seven million, seven hundred seven thousand, two hundred forty-three".