121069540454 has 16 divisors (see below), whose sum is σ = 187221738528. Its totient is φ = 58674736512.

The previous prime is 121069540453. The next prime is 121069540483. The reversal of 121069540454 is 454045960121.

It is a super-4 number, since 4×121069540454⁴ (a number of 45 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121069540451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3090947 + ... + 3129870.

It is an arithmetic number, because the mean of its divisors is an integer number (11701358658).

Almost surely, 2^121069540454 is an apocalyptic number.

121069540454 is a deficient number, since it is larger than the sum of its proper divisors (66152198074).

121069540454 is a wasteful number, since it uses less digits than its factorization.

121069540454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6221119.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 121069540454 in words is "one hundred twenty-one billion, sixty-nine million, five hundred forty thousand, four hundred fifty-four".