1214542161503 has 32 divisors (see below), whose sum is σ = 1409286574080. Its totient is φ = 1034451648000.

The previous prime is 1214542161491. The next prime is 1214542161557. The reversal of 1214542161503 is 3051612454121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1214542161503 - 2⁴ = 1214542161487 is a prime.

It is a super-2 number, since 2×1214542161503² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214542161563) 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, 62373653 + ... + 62393121.

It is an arithmetic number, because the mean of its divisors is an integer number (44040205440).

Almost surely, 2^{1214542161503} is an apocalyptic number.

1214542161503 is a deficient number, since it is larger than the sum of its proper divisors (194744412577).

1214542161503 is a wasteful number, since it uses less digits than its factorization.

1214542161503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20999.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 1214542161503 in words is "one trillion, two hundred fourteen billion, five hundred forty-two million, one hundred sixty-one thousand, five hundred three".