1201405334534 has 16 divisors (see below), whose sum is σ = 1806117427296. Its totient is φ = 599367595200.

The previous prime is 1201405334449. The next prime is 1201405334537. The reversal of 1201405334534 is 4354335041021.

It is a junction number, because it is equal to n+sod(n) for n = 1201405334494 and 1201405334503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201405334537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1367354 + ... + 2066994.

It is an arithmetic number, because the mean of its divisors is an integer number (112882339206).

Almost surely, 2^{1201405334534} is an apocalyptic number.

1201405334534 is a deficient number, since it is larger than the sum of its proper divisors (604712092762).

1201405334534 is a wasteful number, since it uses less digits than its factorization.

1201405334534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701551.

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 1201405334534 in words is "one trillion, two hundred one billion, four hundred five million, three hundred thirty-four thousand, five hundred thirty-four".