61451342 has 8 divisors (see below), whose sum is σ = 92510616. Its totient is φ = 30614472.

The previous prime is 61451323. The next prime is 61451347. The reversal of 61451342 is 24315416.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61451347) 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, 54908 + ... + 56015.

It is an arithmetic number, because the mean of its divisors is an integer number (11563827).

Almost surely, 2^61451342 is an apocalyptic number.

61451342 is a deficient number, since it is larger than the sum of its proper divisors (31059274).

61451342 is a wasteful number, since it uses less digits than its factorization.

61451342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111202.

The product of its digits is 2880, while the sum is 26.

The square root of 61451342 is about 7839.0906360368. The cubic root of 61451342 is about 394.6182114556.

Adding to 61451342 its reverse (24315416), we get a palindrome (85766758).

The spelling of 61451342 in words is "sixty-one million, four hundred fifty-one thousand, three hundred forty-two".