7150661 has 8 divisors (see below), whose sum is σ = 8198400. Its totient is φ = 6109488.

The previous prime is 7150651. The next prime is 7150673. The reversal of 7150661 is 1660517.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7150661 - 2²² = 2956357 is a prime.

It is a super-2 number, since 2×7150661² = 102263905473842, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 7150661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7150651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980 + ... + 3906.

It is an arithmetic number, because the mean of its divisors is an integer number (1024800).

Almost surely, 2^7150661 is an apocalyptic number.

It is an amenable number.

7150661 is a deficient number, since it is larger than the sum of its proper divisors (1047739).

7150661 is a wasteful number, since it uses less digits than its factorization.

7150661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 7150661 is about 2674.0719885598. The cubic root of 7150661 is about 192.6557888813.

The spelling of 7150661 in words is "seven million, one hundred fifty thousand, six hundred sixty-one".