997350141 has 8 divisors (see below), whose sum is σ = 1349648224. Its totient is φ = 654976080.

The previous prime is 997350139. The next prime is 997350143. The reversal of 997350141 is 141053799.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (997350139) and next prime (997350143).

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

It is not a de Polignac number, because 997350141 - 2¹ = 997350139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 997350141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997350143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2480770 + ... + 2481171.

It is an arithmetic number, because the mean of its divisors is an integer number (168706028).

Almost surely, 2^997350141 is an apocalyptic number.

It is an amenable number.

997350141 is a deficient number, since it is larger than the sum of its proper divisors (352298083).

997350141 is a wasteful number, since it uses less digits than its factorization.

997350141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4962011.

The product of its (nonzero) digits is 34020, while the sum is 39.

The square root of 997350141 is about 31580.8508593420. The cubic root of 997350141 is about 999.1159323213.

The spelling of 997350141 in words is "nine hundred ninety-seven million, three hundred fifty thousand, one hundred forty-one".