6131366242 has 4 divisors (see below), whose sum is σ = 9197049366. Its totient is φ = 3065683120.

The previous prime is 6131366231. The next prime is 6131366309. The reversal of 6131366242 is 2426631316.

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., 5125271281 + 1006094961 = 71591^2 + 31719^2 .

It is a super-3 number, since 3×6131366242³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6131366198 and 6131366207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1532841559 + ... + 1532841562.

Almost surely, 2^6131366242 is an apocalyptic number.

6131366242 is a deficient number, since it is larger than the sum of its proper divisors (3065683124).

6131366242 is a wasteful number, since it uses less digits than its factorization.

6131366242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3065683123.

The product of its digits is 31104, while the sum is 34.

The square root of 6131366242 is about 78303.0410775980. The cubic root of 6131366242 is about 1830.2865409752.

Adding to 6131366242 its reverse (2426631316), we get a palindrome (8557997558).

The spelling of 6131366242 in words is "six billion, one hundred thirty-one million, three hundred sixty-six thousand, two hundred forty-two".