77132541 has 8 divisors (see below), whose sum is σ = 102885984. Its totient is φ = 51400400.

The previous prime is 77132537. The next prime is 77132579. The reversal of 77132541 is 14523177.

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 77132541 - 2² = 77132537 is a prime.

It is a super-2 number, since 2×77132541² = 11898857762233362, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 77132499 and 77132508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77132581) 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, 7630 + ... + 14576.

It is an arithmetic number, because the mean of its divisors is an integer number (12860748).

Almost surely, 2^77132541 is an apocalyptic number.

It is an amenable number.

77132541 is a deficient number, since it is larger than the sum of its proper divisors (25753443).

77132541 is a wasteful number, since it uses less digits than its factorization.

77132541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10651.

The product of its digits is 5880, while the sum is 30.

The square root of 77132541 is about 8782.5133646354. The cubic root of 77132541 is about 425.6760469954.

The spelling of 77132541 in words is "seventy-seven million, one hundred thirty-two thousand, five hundred forty-one".