61416211 has 4 divisors (see below), whose sum is σ = 61771392. Its totient is φ = 61061032.

The previous prime is 61416193. The next prime is 61416217. The reversal of 61416211 is 11261416.

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

It is a cyclic number.

It is not a de Polignac number, because 61416211 - 2¹⁹ = 60891923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61416217) 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, 177331 + ... + 177676.

It is an arithmetic number, because the mean of its divisors is an integer number (15442848).

Almost surely, 2^61416211 is an apocalyptic number.

61416211 is a deficient number, since it is larger than the sum of its proper divisors (355181).

61416211 is a wasteful number, since it uses less digits than its factorization.

61416211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355180.

The product of its digits is 288, while the sum is 22.

The square root of 61416211 is about 7836.8495583366. The cubic root of 61416211 is about 394.5429976111.

Adding to 61416211 its reverse (11261416), we get a palindrome (72677627).

The spelling of 61416211 in words is "sixty-one million, four hundred sixteen thousand, two hundred eleven".