6151001 has 4 divisors (see below), whose sum is σ = 6212004. Its totient is φ = 6090000.

The previous prime is 6150997. The next prime is 6151007. The reversal of 6151001 is 1001516.

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 2483776 + 3667225 = 1576^2 + 1915^2 .

It is a cyclic number.

It is not a de Polignac number, because 6151001 - 2² = 6150997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6151007) 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, 30350 + ... + 30551.

It is an arithmetic number, because the mean of its divisors is an integer number (1553001).

Almost surely, 2^6151001 is an apocalyptic number.

It is an amenable number.

6151001 is a deficient number, since it is larger than the sum of its proper divisors (61003).

6151001 is a wasteful number, since it uses less digits than its factorization.

6151001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61002.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 6151001 is about 2480.1211663949. The cubic root of 6151001 is about 183.2238196274.

Adding to 6151001 its reverse (1001516), we get a palindrome (7152517).

The spelling of 6151001 in words is "six million, one hundred fifty-one thousand, one".