1551604060 has 12 divisors (see below), whose sum is σ = 3258368568. Its totient is φ = 620641616.

The previous prime is 1551604057. The next prime is 1551604063. The reversal of 1551604060 is 604061551.

It is an interprime number because it is at equal distance from previous prime (1551604057) and next prime (1551604063).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1551604063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38790082 + ... + 38790121.

It is an arithmetic number, because the mean of its divisors is an integer number (271530714).

Almost surely, 2^1551604060 is an apocalyptic number.

1551604060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1551604060 is an abundant number, since it is smaller than the sum of its proper divisors (1706764508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1551604060 is a wasteful number, since it uses less digits than its factorization.

1551604060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77580212 (or 77580210 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1551604060 is about 39390.4056846334. The cubic root of 1551604060 is about 1157.6936089523.

The spelling of 1551604060 in words is "one billion, five hundred fifty-one million, six hundred four thousand, sixty".