131345002354 has 8 divisors (see below), whose sum is σ = 197131194540. Its totient is φ = 65634604176.

The previous prime is 131345002337. The next prime is 131345002357. The reversal of 131345002354 is 453200543131.

It can be written as a sum of positive squares in 2 ways, for example, as 127182817129 + 4162185225 = 356627^2 + 64515^2 .

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

It is not an unprimeable number, because it can be changed into a prime (131345002357) 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, 18944169 + ... + 18951100.

Almost surely, 2^131345002354 is an apocalyptic number.

131345002354 is a deficient number, since it is larger than the sum of its proper divisors (65786192186).

131345002354 is a wasteful number, since it uses less digits than its factorization.

131345002354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37897004.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 131345002354 its reverse (453200543131), we get a palindrome (584545545485).

The spelling of 131345002354 in words is "one hundred thirty-one billion, three hundred forty-five million, two thousand, three hundred fifty-four".