4951331423 has 4 divisors (see below), whose sum is σ = 5025231960. Its totient is φ = 4877430888.

The previous prime is 4951331369. The next prime is 4951331459. The reversal of 4951331423 is 3241331594.

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 4951331423 - 2⁸ = 4951331167 is a prime.

It is a super-4 number, since 4×4951331423⁴ (a number of 40 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4951331023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36950168 + ... + 36950301.

It is an arithmetic number, because the mean of its divisors is an integer number (1256307990).

Almost surely, 2^4951331423 is an apocalyptic number.

4951331423 is a deficient number, since it is larger than the sum of its proper divisors (73900537).

4951331423 is an equidigital number, since it uses as much as digits as its factorization.

4951331423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73900536.

The product of its digits is 38880, while the sum is 35.

The square root of 4951331423 is about 70365.6977724232. The cubic root of 4951331423 is about 1704.4097076231.

The spelling of 4951331423 in words is "four billion, nine hundred fifty-one million, three hundred thirty-one thousand, four hundred twenty-three".