354532211155121 has 4 divisors (see below), whose sum is σ = 354535666501632. Its totient is φ = 354528755808612.

The previous prime is 354532211155103. The next prime is 354532211155139. The reversal of 354532211155121 is 121551112235453.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (354532211155103) and next prime (354532211155139).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-354532211155121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354532211125121) 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, 1727519345 + ... + 1727724558.

It is an arithmetic number, because the mean of its divisors is an integer number (88633916625408).

Almost surely, 2^{354532211155121} is an apocalyptic number.

It is an amenable number.

354532211155121 is a deficient number, since it is larger than the sum of its proper divisors (3455346511).

354532211155121 is a wasteful number, since it uses less digits than its factorization.

354532211155121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3455346510.

The product of its digits is 180000, while the sum is 41.

The spelling of 354532211155121 in words is "three hundred fifty-four trillion, five hundred thirty-two billion, two hundred eleven million, one hundred fifty-five thousand, one hundred twenty-one".