373072547187397 has 4 divisors (see below), whose sum is σ = 373086834064780. Its totient is φ = 373058260310016.

The previous prime is 373072547187331. The next prime is 373072547187479. The reversal of 373072547187397 is 793781745270373.

It is a Cunningham number, because it is equal to 19315086²+1.

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

It can be written as a sum of positive squares in 2 ways, for example, as 234547203424356 + 138525343763041 = 15314934^2 + 11769679^2 .

It is a cyclic number.

It is not a de Polignac number, because 373072547187397 - 2⁴⁷ = 232335058832069 is a prime.

It is a super-2 number, since 2×373072547187397² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (373072548187397) 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, 7143399522 + ... + 7143451747.

It is an arithmetic number, because the mean of its divisors is an integer number (93271708516195).

Almost surely, 2^{373072547187397} is an apocalyptic number.

It is an amenable number.

373072547187397 is a deficient number, since it is larger than the sum of its proper divisors (14286877383).

373072547187397 is a wasteful number, since it uses less digits than its factorization.

373072547187397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14286877382.

The product of its (nonzero) digits is 1306912320, while the sum is 73.

The spelling of 373072547187397 in words is "three hundred seventy-three trillion, seventy-two billion, five hundred forty-seven million, one hundred eighty-seven thousand, three hundred ninety-seven".