4621967137 has 4 divisors (see below), whose sum is σ = 4632641860. Its totient is φ = 4611292416.

The previous prime is 4621967111. The next prime is 4621967153. The reversal of 4621967137 is 7317691264.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1137308176 + 3484658961 = 33724^2 + 59031^2 .

It is a cyclic number.

It is not a de Polignac number, because 4621967137 - 2³¹ = 2474483489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4621967107) 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, 5336712 + ... + 5337577.

It is an arithmetic number, because the mean of its divisors is an integer number (1158160465).

Almost surely, 2^4621967137 is an apocalyptic number.

It is an amenable number.

4621967137 is a deficient number, since it is larger than the sum of its proper divisors (10674723).

4621967137 is a wasteful number, since it uses less digits than its factorization.

4621967137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10674722.

The product of its digits is 381024, while the sum is 46.

The square root of 4621967137 is about 67985.0508347240. The cubic root of 4621967137 is about 1665.7466597970.

The spelling of 4621967137 in words is "four billion, six hundred twenty-one million, nine hundred sixty-seven thousand, one hundred thirty-seven".