5401317538 has 4 divisors (see below), whose sum is σ = 8101976310. Its totient is φ = 2700658768.

The previous prime is 5401317533. The next prime is 5401317553. The reversal of 5401317538 is 8357131045.

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., 5225410369 + 175907169 = 72287^2 + 13263^2 .

It is a super-2 number, since 2×5401317538² = 58348462292612762888, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5401317497 and 5401317506.

It is not an unprimeable number, because it can be changed into a prime (5401317533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1350329383 + ... + 1350329386.

Almost surely, 2^5401317538 is an apocalyptic number.

5401317538 is a deficient number, since it is larger than the sum of its proper divisors (2700658772).

5401317538 is a wasteful number, since it uses less digits than its factorization.

5401317538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2700658771.

The product of its (nonzero) digits is 50400, while the sum is 37.

The square root of 5401317538 is about 73493.6564473424. The cubic root of 5401317538 is about 1754.5533166760.

The spelling of 5401317538 in words is "five billion, four hundred one million, three hundred seventeen thousand, five hundred thirty-eight".