1507138061 has 8 divisors (see below), whose sum is σ = 1770623904. Its totient is φ = 1264731120.

The previous prime is 1507138013. The next prime is 1507138079. The reversal of 1507138061 is 1608317051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1507138061 - 2¹⁸ = 1506875917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1507138001) 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, 5269571 + ... + 5269856.

It is an arithmetic number, because the mean of its divisors is an integer number (221327988).

Almost surely, 2^1507138061 is an apocalyptic number.

1507138061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1507138061 is a deficient number, since it is larger than the sum of its proper divisors (263485843).

1507138061 is a wasteful number, since it uses less digits than its factorization.

1507138061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10539451.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 1507138061 is about 38821.8760623440. The cubic root of 1507138061 is about 1146.5271565650.

The spelling of 1507138061 in words is "one billion, five hundred seven million, one hundred thirty-eight thousand, sixty-one".