4951514951 has 4 divisors (see below), whose sum is σ = 4951669632. Its totient is φ = 4951360272.

The previous prime is 4951514933. The next prime is 4951514963. The reversal of 4951514951 is 1594151594.

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 4951514951 - 2²² = 4947320647 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 (4951510951) 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, 9470 + ... + 99963.

It is an arithmetic number, because the mean of its divisors is an integer number (1237917408).

Almost surely, 2^4951514951 is an apocalyptic number.

4951514951 is a deficient number, since it is larger than the sum of its proper divisors (154681).

4951514951 is a wasteful number, since it uses less digits than its factorization.

4951514951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154680.

The product of its digits is 162000, while the sum is 44.

The square root of 4951514951 is about 70367.0018616681. The cubic root of 4951514951 is about 1704.4307661367.

The spelling of 4951514951 in words is "four billion, nine hundred fifty-one million, five hundred fourteen thousand, nine hundred fifty-one".