1540430120411 has 32 divisors (see below), whose sum is σ = 1914721256448. Its totient is φ = 1206716434560.

The previous prime is 1540430120401. The next prime is 1540430120419. The reversal of 1540430120411 is 1140210340451.

It is not a de Polignac number, because 1540430120411 - 2³⁴ = 1523250251227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1540430120419) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53796080 + ... + 53824706.

It is an arithmetic number, because the mean of its divisors is an integer number (59835039264).

Almost surely, 2^{1540430120411} is an apocalyptic number.

1540430120411 is a deficient number, since it is larger than the sum of its proper divisors (374291136037).

1540430120411 is a wasteful number, since it uses less digits than its factorization.

1540430120411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34491.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 1540430120411 its reverse (1140210340451), we get a palindrome (2680640460862).

The spelling of 1540430120411 in words is "one trillion, five hundred forty billion, four hundred thirty million, one hundred twenty thousand, four hundred eleven".