1154414013531 has 16 divisors (see below), whose sum is σ = 1548202656000. Its totient is φ = 765130248288.

The previous prime is 1154414013323. The next prime is 1154414013541. The reversal of 1154414013531 is 1353104144511.

It is not a de Polignac number, because 1154414013531 - 2¹¹ = 1154414011483 is a prime.

It is a super-2 number, since 2×1154414013531² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1154414013492 and 1154414013501.

It is not an unprimeable number, because it can be changed into a prime (1154414013541) 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, 1252831 + ... + 1969368.

It is an arithmetic number, because the mean of its divisors is an integer number (96762666000).

Almost surely, 2^{1154414013531} is an apocalyptic number.

1154414013531 is a deficient number, since it is larger than the sum of its proper divisors (393788642469).

1154414013531 is a wasteful number, since it uses less digits than its factorization.

1154414013531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3222898.

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 1154414013531 in words is "one trillion, one hundred fifty-four billion, four hundred fourteen million, thirteen thousand, five hundred thirty-one".