3661154937 has 24 divisors (see below), whose sum is σ = 5918703840. Its totient is φ = 2218249800.

The previous prime is 3661154813. The next prime is 3661154941. The reversal of 3661154937 is 7394511663.

It is a happy number.

3661154937 is a `hidden beast` number, since 3 + 66 + 11 + 549 + 37 = 666.

It is not a de Polignac number, because 3661154937 - 2⁸ = 3661154681 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3661154892 and 3661154901.

It is not an unprimeable number, because it can be changed into a prime (3661154957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1041012 + ... + 1044522.

It is an arithmetic number, because the mean of its divisors is an integer number (246612660).

Almost surely, 2^3661154937 is an apocalyptic number.

It is an amenable number.

3661154937 is a deficient number, since it is larger than the sum of its proper divisors (2257548903).

3661154937 is an frugal number, since it uses more digits than its factorization.

3661154937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7042 (or 3525 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 3661154937 is about 60507.4783559851. The cubic root of 3661154937 is about 1541.2486271085.

The spelling of 3661154937 in words is "three billion, six hundred sixty-one million, one hundred fifty-four thousand, nine hundred thirty-seven".