61373045 has 8 divisors (see below), whose sum is σ = 73783224. Its totient is φ = 49008064.

The previous prime is 61373033. The next prime is 61373057. The reversal of 61373045 is 54037316.

It is an interprime number because it is at equal distance from previous prime (61373033) and next prime (61373057).

It can be written as a sum of positive squares in 4 ways, for example, as 1295044 + 60078001 = 1138^2 + 7751^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 61373045 - 2⁴ = 61373029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61372999 and 61373017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8234 + ... + 13803.

It is an arithmetic number, because the mean of its divisors is an integer number (9222903).

Almost surely, 2^61373045 is an apocalyptic number.

It is an amenable number.

61373045 is a deficient number, since it is larger than the sum of its proper divisors (12410179).

61373045 is a wasteful number, since it uses less digits than its factorization.

61373045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22599.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 61373045 is about 7834.0950338887. The cubic root of 61373045 is about 394.4505419205.

The spelling of 61373045 in words is "sixty-one million, three hundred seventy-three thousand, forty-five".