61461754 has 4 divisors (see below), whose sum is σ = 92192634. Its totient is φ = 30730876.

The previous prime is 61461739. The next prime is 61461761. The reversal of 61461754 is 45716416.

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., 61387225 + 74529 = 7835^2 + 273^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15365437 + ... + 15365440.

Almost surely, 2^61461754 is an apocalyptic number.

61461754 is a deficient number, since it is larger than the sum of its proper divisors (30730880).

61461754 is a wasteful number, since it uses less digits than its factorization.

61461754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30730879.

The product of its digits is 20160, while the sum is 34.

The square root of 61461754 is about 7839.7547155507. The cubic root of 61461754 is about 394.6404975585.

The spelling of 61461754 in words is "sixty-one million, four hundred sixty-one thousand, seven hundred fifty-four".