61540114 has 4 divisors (see below), whose sum is σ = 92310174. Its totient is φ = 30770056.

The previous prime is 61540099. The next prime is 61540121. The reversal of 61540114 is 41104516.

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., 55756089 + 5784025 = 7467^2 + 2405^2 .

It is a super-2 number, since 2×61540114² = 7574371262265992, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15385027 + ... + 15385030.

Almost surely, 2^61540114 is an apocalyptic number.

61540114 is a deficient number, since it is larger than the sum of its proper divisors (30770060).

61540114 is a wasteful number, since it uses less digits than its factorization.

61540114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30770059.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 61540114 is about 7844.7507289907. The cubic root of 61540114 is about 394.8081405483.

The spelling of 61540114 in words is "sixty-one million, five hundred forty thousand, one hundred fourteen".