345162521 has 8 divisors (see below), whose sum is σ = 376989600. Its totient is φ = 313410240.

The previous prime is 345162511. The next prime is 345162557. The reversal of 345162521 is 125261543.

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

It is not a de Polignac number, because 345162521 - 2¹⁰ = 345161497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345162511) 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, 8816 + ... + 27713.

It is an arithmetic number, because the mean of its divisors is an integer number (47123700).

Almost surely, 2^345162521 is an apocalyptic number.

It is an amenable number.

345162521 is a deficient number, since it is larger than the sum of its proper divisors (31827079).

345162521 is a wasteful number, since it uses less digits than its factorization.

345162521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37399.

The product of its digits is 7200, while the sum is 29.

The square root of 345162521 is about 18578.5500241542. The cubic root of 345162521 is about 701.4680218715.

The spelling of 345162521 in words is "three hundred forty-five million, one hundred sixty-two thousand, five hundred twenty-one".