152277401 has 2 divisors, whose sum is σ = 152277402. Its totient is φ = 152277400.

The previous prime is 152277379. The next prime is 152277409. The reversal of 152277401 is 104772251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150087001 + 2190400 = 12251^2 + 1480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152277401 is a prime.

It is not a weakly prime, because it can be changed into another prime (152277409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76138700 + 76138701.

It is an arithmetic number, because the mean of its divisors is an integer number (76138701).

Almost surely, 2^152277401 is an apocalyptic number.

It is an amenable number.

152277401 is a deficient number, since it is larger than the sum of its proper divisors (1).

152277401 is an equidigital number, since it uses as much as digits as its factorization.

152277401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3920, while the sum is 29.

The square root of 152277401 is about 12340.0729738523. The cubic root of 152277401 is about 534.0047891485.

The spelling of 152277401 in words is "one hundred fifty-two million, two hundred seventy-seven thousand, four hundred one".