151205121404 has 6 divisors (see below), whose sum is σ = 264608962464. Its totient is φ = 75602560700.

The previous prime is 151205121401. The next prime is 151205121437. The reversal of 151205121404 is 404121502151.

It is a happy number.

151205121404 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151205121401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18900640172 + ... + 18900640179.

It is an arithmetic number, because the mean of its divisors is an integer number (44101493744).

Almost surely, 2^151205121404 is an apocalyptic number.

It is an amenable number.

151205121404 is a deficient number, since it is larger than the sum of its proper divisors (113403841060).

151205121404 is a wasteful number, since it uses less digits than its factorization.

151205121404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37801280355 (or 37801280353 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 151205121404 its reverse (404121502151), we get a palindrome (555326623555).

The spelling of 151205121404 in words is "one hundred fifty-one billion, two hundred five million, one hundred twenty-one thousand, four hundred four".