7551461 has 2 divisors, whose sum is σ = 7551462. Its totient is φ = 7551460.

The previous prime is 7551457. The next prime is 7551491. The reversal of 7551461 is 1641557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5244100 + 2307361 = 2290^2 + 1519^2 .

It is a cyclic number.

It is not a de Polignac number, because 7551461 - 2² = 7551457 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7551491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3775730 + 3775731.

It is an arithmetic number, because the mean of its divisors is an integer number (3775731).

Almost surely, 2^7551461 is an apocalyptic number.

It is an amenable number.

7551461 is a deficient number, since it is larger than the sum of its proper divisors (1).

7551461 is an equidigital number, since it uses as much as digits as its factorization.

7551461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4200, while the sum is 29.

The square root of 7551461 is about 2747.9921761170. The cubic root of 7551461 is about 196.1900575582.

The spelling of 7551461 in words is "seven million, five hundred fifty-one thousand, four hundred sixty-one".