1201741839465 has 16 divisors (see below), whose sum is σ = 1924059505536. Its totient is φ = 640504793600.

The previous prime is 1201741839421. The next prime is 1201741839509. The reversal of 1201741839465 is 5649381471021.

It is an interprime number because it is at equal distance from previous prime (1201741839421) and next prime (1201741839509).

It is not a de Polignac number, because 1201741839465 - 2¹⁰ = 1201741838441 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26488296 + ... + 26533625.

It is an arithmetic number, because the mean of its divisors is an integer number (120253719096).

It is a 1-persistent number, because it is pandigital, but 2⋅1201741839465 = 2403483678930 is not.

Almost surely, 2^{1201741839465} is an apocalyptic number.

1201741839465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1201741839465 is a deficient number, since it is larger than the sum of its proper divisors (722317666071).

1201741839465 is a wasteful number, since it uses less digits than its factorization.

1201741839465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53023440.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 1201741839465 in words is "one trillion, two hundred one billion, seven hundred forty-one million, eight hundred thirty-nine thousand, four hundred sixty-five".