4245123151 has 4 divisors (see below), whose sum is σ = 4245973312. Its totient is φ = 4244272992.

The previous prime is 4245123121. The next prime is 4245123161. The reversal of 4245123151 is 1513215424.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4245123151 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 (4245123121) 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, 417546 + ... + 427591.

It is an arithmetic number, because the mean of its divisors is an integer number (1061493328).

Almost surely, 2^4245123151 is an apocalyptic number.

4245123151 is a deficient number, since it is larger than the sum of its proper divisors (850161).

4245123151 is an equidigital number, since it uses as much as digits as its factorization.

4245123151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850160.

The product of its digits is 4800, while the sum is 28.

The square root of 4245123151 is about 65154.6095913405. The cubic root of 4245123151 is about 1619.1860910485.

Adding to 4245123151 its reverse (1513215424), we get a palindrome (5758338575).

The spelling of 4245123151 in words is "four billion, two hundred forty-five million, one hundred twenty-three thousand, one hundred fifty-one".