5131039954 has 4 divisors (see below), whose sum is σ = 7696559934. Its totient is φ = 2565519976.

The previous prime is 5131039951. The next prime is 5131040021. The reversal of 5131039954 is 4599301315.

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

It can be written as a sum of positive squares in only one way, i.e., 5128708225 + 2331729 = 71615^2 + 1527^2 .

It is a super-3 number, since 3×5131039954³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5131039951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282759987 + ... + 1282759990.

Almost surely, 2^5131039954 is an apocalyptic number.

5131039954 is a deficient number, since it is larger than the sum of its proper divisors (2565519980).

5131039954 is a wasteful number, since it uses less digits than its factorization.

5131039954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2565519979.

The product of its (nonzero) digits is 72900, while the sum is 40.

The square root of 5131039954 is about 71631.2777632788. The cubic root of 5131039954 is about 1724.7856574956.

The spelling of 5131039954 in words is "five billion, one hundred thirty-one million, thirty-nine thousand, nine hundred fifty-four".