1541225135405 has 16 divisors (see below), whose sum is σ = 1876199117184. Its totient is φ = 1215231380160.

The previous prime is 1541225135389. The next prime is 1541225135407. The reversal of 1541225135405 is 5045315221451.

It is not a de Polignac number, because 1541225135405 - 2⁴ = 1541225135389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1541225135407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4235969 + ... + 4585398.

It is an arithmetic number, because the mean of its divisors is an integer number (117262444824).

Almost surely, 2^{1541225135405} is an apocalyptic number.

It is an amenable number.

1541225135405 is a deficient number, since it is larger than the sum of its proper divisors (334973981779).

1541225135405 is an equidigital number, since it uses as much as digits as its factorization.

1541225135405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8821876.

The product of its (nonzero) digits is 120000, while the sum is 38.

The spelling of 1541225135405 in words is "one trillion, five hundred forty-one billion, two hundred twenty-five million, one hundred thirty-five thousand, four hundred five".