133703257465 has 8 divisors (see below), whose sum is σ = 160454961288. Its totient is φ = 106955237760.

The previous prime is 133703257447. The next prime is 133703257487. The reversal of 133703257465 is 564752307331.

It can be written as a sum of positive squares in 4 ways, for example, as 10706454784 + 122996802681 = 103472^2 + 350709^2 .

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

It is not a de Polignac number, because 133703257465 - 2⁵ = 133703257433 is a prime.

It is a super-3 number, since 3×133703257465³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian 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, 840546 + ... + 986875.

It is an arithmetic number, because the mean of its divisors is an integer number (20056870161).

Almost surely, 2^133703257465 is an apocalyptic number.

It is an amenable number.

133703257465 is a deficient number, since it is larger than the sum of its proper divisors (26751703823).

133703257465 is a wasteful number, since it uses less digits than its factorization.

133703257465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1842059.

The product of its (nonzero) digits is 1587600, while the sum is 46.

The spelling of 133703257465 in words is "one hundred thirty-three billion, seven hundred three million, two hundred fifty-seven thousand, four hundred sixty-five".