1378960153 has 2 divisors, whose sum is σ = 1378960154. Its totient is φ = 1378960152.

The previous prime is 1378960133. The next prime is 1378960159. The reversal of 1378960153 is 3510698731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1375890649 + 3069504 = 37093^2 + 1752^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1378960153 is a prime.

It is a super-2 number, since 2×1378960153² = 3803062207123566818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1378960159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689480076 + 689480077.

It is an arithmetic number, because the mean of its divisors is an integer number (689480077).

Almost surely, 2^1378960153 is an apocalyptic number.

It is an amenable number.

1378960153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1378960153 is an equidigital number, since it uses as much as digits as its factorization.

1378960153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 1378960153 is about 37134.3527343618. The cubic root of 1378960153 is about 1113.0565737204.

The spelling of 1378960153 in words is "one billion, three hundred seventy-eight million, nine hundred sixty thousand, one hundred fifty-three".