1230040354515 has 32 divisors (see below), whose sum is σ = 2249267943936. Its totient is φ = 562291338240.

The previous prime is 1230040354511. The next prime is 1230040354519. The reversal of 1230040354515 is 5154530400321.

It is an interprime number because it is at equal distance from previous prime (1230040354511) and next prime (1230040354519).

It is not a de Polignac number, because 1230040354515 - 2² = 1230040354511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1230040354511) 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, 5699619 + ... + 5911491.

It is an arithmetic number, because the mean of its divisors is an integer number (70289623248).

Almost surely, 2^{1230040354515} is an apocalyptic number.

1230040354515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1230040354515 is a deficient number, since it is larger than the sum of its proper divisors (1019227589421).

1230040354515 is a wasteful number, since it uses less digits than its factorization.

1230040354515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267179.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 1230040354515 its reverse (5154530400321), we get a palindrome (6384570754836).

The spelling of 1230040354515 in words is "one trillion, two hundred thirty billion, forty million, three hundred fifty-four thousand, five hundred fifteen".